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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

5-Methoxysalicylaldehyde

Cas:672-13-9

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Jinan Finer Chemical Co., Ltd

Product Description Product name 2-Hydroxy-5-methoxybenzaldehyde CAS 672-13-9 Assay 99% Appearance ligh

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

2-Hydroxy-5-methoxybenzaldehyde 672-13-9

Cas:672-13-9

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Manufacturer supply CAS 672-13-9 with competitive price

Cas:672-13-9

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

Benzaldehyde,2-hydroxy-5-methoxy-

Cas:672-13-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

2-Hydroxy-5-methoxybenzaldehyde CAS:672-13-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality org

2-Hydroxy-5-methoxybenzaldehyde CAS:672-13-9

Cas:672-13-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Benzaldehyde,2-hydroxy-5-methoxy-

Cas:672-13-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:672-13-9

Cas:672-13-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Factory Supply High Quality CAS 672-13-9 ,2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:10 Kilogram

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Type:Trading Company

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply 2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality Appearance:clear yellow liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceutical Intermediates Transportatio

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermediat

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

FOB Price: $5.0 / 15.0

Type:Lab/Research institutions

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Shanghai Minstar Chemical Co., Ltd

Product Name: 2-Hydroxy-5-methoxybenzaldehyde Synonyms: 2-Formyl-4-methoxyphenol;6-Hydroxy-m-anisaldehyde 5-Methoxysalicylaldehyde;Hydroxy-5-Methoxybenzaldeh;Benzaldehyde,2-hydroxy-5-Methoxy-;2-Hydroxy-5-Methoxybenzaldehyde, 97.5%;2-hydroxy-5-m

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

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Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-Hydroxy-5-Methoxybenzaldehyde cas no. 672-13-9 98%

Cas:672-13-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0

Negotiable

Type:Other

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GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 2-Hydroxy-5-methoxybenzaldehyde 500g

Cas:672-13-9

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

2-Hydroxy-5-methoxybenzaldehyde

Cas:672-13-9

Min.Order:0

Negotiable

Type:Manufacturers

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Synthetic route

formaldehyd
50-00-0

formaldehyd

4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: formaldehyd With triethylamine; magnesium chloride In tetrahydrofuran at 20℃; for 0.166667h; Inert atmosphere; Reflux;
Stage #2: 4-methoxy-phenol In tetrahydrofuran Reflux;
100%
Stage #1: formaldehyd With triethylamine; magnesium chloride In tetrahydrofuran at 20 - 25℃; for 0.166667h;
Stage #2: 4-methoxy-phenol In tetrahydrofuran Reflux;
100%
Stage #1: formaldehyd With triethylamine; magnesium chloride In tetrahydrofuran at 20℃; for 0.25h; Inert atmosphere;
Stage #2: 4-methoxy-phenol In tetrahydrofuran for 16h; Inert atmosphere; Reflux;
99%
2,5-dimethoxybenzaldehyde
93-02-7

2,5-dimethoxybenzaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethane at 20℃; for 12h; Inert atmosphere;98%
With aluminum (III) chloride In dichloromethane at 20℃; for 12h; Inert atmosphere;98%
With beryllium(II) chloride In toluene for 7h;95%
With aluminium(III) iodide; N,N-dimethyl-formamide dimethyl acetal In acetonitrile at 80℃; for 18h;47%
Stage #1: 2,5-dimethoxybenzaldehyde With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 4h;
Stage #2: With water In dichloromethane at 0℃;
2-hydroxy-5-methoxybenzyl alcohol
41951-76-2

2-hydroxy-5-methoxybenzyl alcohol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With air; (acryl-TEMPO)-co-(allylamine-treated chlorophyll b-Co(III) complex) immobilized on SiO2-covered Fe3O4 magnetic nanoparticles In water at 25℃; for 0.416667h;96%
With oxygen In ethanol at 20℃; under 760.051 Torr; for 0.5h; Catalytic behavior; Green chemistry;95%
With dihydrogen peroxide at 20℃; for 3.6h; Catalytic behavior; Green chemistry;94%
chloroform
67-66-3

chloroform

4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With sodium hydroxide In water for 1h; Heating;72%
With sodium hydroxide Reimer-Tiemann reaction; Heating;65%
With sodium hydroxide at 70 - 80℃; for 0.5h;48%
1-(o-hydroxy-5-methoxyphenyl)-3-phenylpropargylic alcohol
133503-46-5

1-(o-hydroxy-5-methoxyphenyl)-3-phenylpropargylic alcohol

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

1,4-diphenyl-1,3-butadiyne
886-66-8

1,4-diphenyl-1,3-butadiyne

Conditions
ConditionsYield
With copper(II) acetate monohydrate In acetonitrile for 2h; Reflux;A n/a
B 72%
5-methoxy-2-(prop-2-yn-1-yloxy)benzaldehyde
224317-65-1

5-methoxy-2-(prop-2-yn-1-yloxy)benzaldehyde

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

2-(1-hydroxybut-3-yn-1-yl)-4-methoxyphenol

2-(1-hydroxybut-3-yn-1-yl)-4-methoxyphenol

Conditions
ConditionsYield
With tetrabutylammonium tetrafluoroborate; tris(2,2'-bipyridine)nickel(II) tetrafluoroborate In N,N-dimethyl-formamide electrochem. reaction; magnesium rod anode, nickel foam grid cathode;A 30%
B 65%
4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Reimer-Tiemann reaction;60%
Multi-step reaction with 2 steps
1: 40 percent / BF3*Et2O / CH2Cl2 / 14 h / Ambient temperature
2: 47 percent / H2O, HgO, BF3*Et2O / tetrahydrofuran / 1 h / Ambient temperature
View Scheme
2-[1,3]Dithiolan-2-yl-4-methoxy-phenol
80210-54-4

2-[1,3]Dithiolan-2-yl-4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With boron trifluoride diethyl etherate; water; mercury(II) oxide In tetrahydrofuran for 1h; Ambient temperature;47%
hexamethylenetetramine
100-97-0

hexamethylenetetramine

4-methoxy-phenol
150-76-5

4-methoxy-phenol

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

2-hydroxy-5-methoxyisophthaldehyde
73289-61-9

2-hydroxy-5-methoxyisophthaldehyde

Conditions
ConditionsYield
In trifluoroacetic acid for 24h;A n/a
B 32%
hexamethylenetetramine
100-97-0

hexamethylenetetramine

4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
in ein zuvor auf 165grad erhitztes Gemisch von Glycerin und Borsaeure bei 150grad und Behandeln des Reaktionsgemisches mit wss.H2SO4 bei 115grad;
With toluene-4-sulfonic acid In acetic acid for 5h; Duff Aldehyde Synthesis; Reflux; Inert atmosphere;
2,5-Dihydroxybenzaldehyde
1194-98-5

2,5-Dihydroxybenzaldehyde

dimethyl sulfate
77-78-1

dimethyl sulfate

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

2,5-dimethoxybenzaldehyde
93-02-7

2,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
With sodium hydroxide
5-methoxysalicylic acid
2612-02-4

5-methoxysalicylic acid

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
(i) SOCl2, Py, PE, (ii) H2, quinoline, sulfur, Pd-BaSO4, xylene; Multistep reaction;
tris(phenylthio)methane
4832-52-4

tris(phenylthio)methane

4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With dimethyl(methylthio)sulfonium tetrafluoroborate; water 1.) CH2Cl2, room temp., 2 h; Yield given. Multistep reaction;
N,N-diethyl-O-(4-methoxyphenyl)carbamate
85630-18-8

N,N-diethyl-O-(4-methoxyphenyl)carbamate

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

O-(2-formyl-4-methoxy)phenyl N,N-diethylcarbamate
85630-27-9

O-(2-formyl-4-methoxy)phenyl N,N-diethylcarbamate

Conditions
ConditionsYield
With N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium 1.) THF, -78 deg C, 1 h, 2.) to room temp., 8 to 12 h; Yield given. Multistep reaction. Yields of byproduct given;
2-t-butoxy-5-methoxybenzaldehyde
98751-26-9

2-t-butoxy-5-methoxybenzaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With trifluoroacetic acid
2-Acetoxy-benzoic acid 2-formyl-4-methoxy-phenyl ester

2-Acetoxy-benzoic acid 2-formyl-4-methoxy-phenyl ester

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

aspirin
50-78-2

aspirin

Conditions
ConditionsYield
With hydroxide In 1,4-dioxane; water at 37℃; Rate constant; Thermodynamic data; var. temp., ΔH(excit.), ΔS)(excit.);
4-methoxy-phenol
150-76-5

4-methoxy-phenol

paraformaldehyde

paraformaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With ethylmagnesium bromide; triethylamine 1.) THF, RT, 20 min, 2.) C6H6, reflux, 2.5 h; Yield given. Multistep reaction;
2-acetoxy-5-methoxybenzaldehyde
62536-85-0

2-acetoxy-5-methoxybenzaldehyde

alkali

alkali

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

acetic acid
64-19-7

acetic acid

2-iodo-5-methoxybenzaldehyde
77287-58-2

2-iodo-5-methoxybenzaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 12 percent / t-BuOK, CuCl, pyridine / 1,2-dimethoxy-ethane / 3 h / Heating
2: CF3COOH
View Scheme
Multi-step reaction with 2 steps
1: 1.) CuCl, 2.) pyridine, 1,3-dinitrobenzene / 1.) DME, 2.) reflux, 3 h
2: CF3COOH
View Scheme
3-methoxy-benzaldehyde
591-31-1

3-methoxy-benzaldehyde

2-oxy-phenylacetate sodium

2-oxy-phenylacetate sodium

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 59 percent / I2, H5IO6 / acetic acid; H2O; H2SO4 / 2 h / 80 °C
2: 12 percent / t-BuOK, CuCl, pyridine / 1,2-dimethoxy-ethane / 3 h / Heating
3: CF3COOH
View Scheme
Multi-step reaction with 3 steps
1: 59 percent / I2, H5IO6 / acetic acid; H2O; H2SO4 / 2 h / 80 °C
2: 1.) CuCl, 2.) pyridine, 1,3-dinitrobenzene / 1.) DME, 2.) reflux, 3 h
3: CF3COOH
View Scheme
meta-hydroxybenzaldehyde
100-83-4

meta-hydroxybenzaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium persulfate; NaOH-solution; alkali / 30 - 35 °C / und Erhitzen des Reaktionsprodukts mit konz.Salzsaeure auf 70grad
2: aqueous NaOH-solution
View Scheme
4-methoxy-phenol
150-76-5

4-methoxy-phenol

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

Hg

Hg

2-(2-hydroxy-5-methoxyphenyl)-4-phenoxymethyl-1,3-dioxolane
1079921-21-3

2-(2-hydroxy-5-methoxyphenyl)-4-phenoxymethyl-1,3-dioxolane

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

1-phenoxy-2,3-propanediol
538-43-2

1-phenoxy-2,3-propanediol

Conditions
ConditionsYield
With water In methanol at 20℃; Quantum yield; Irradiation;A n/a
B 96 %Chromat.
2-(2-hydroxy-5-methoxyphenyl)-5-phenyl-1,3-dioxane
1079921-26-8

2-(2-hydroxy-5-methoxyphenyl)-5-phenyl-1,3-dioxane

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

2-phenylpropane-1, 3-diol
1570-95-2

2-phenylpropane-1, 3-diol

Conditions
ConditionsYield
With water In methanol at 20℃; Quantum yield; Irradiation;A n/a
B 59 %Chromat.
2-(2-hydroxy-5-methoxyphenyl)-1,3-dioxolane
773101-17-0

2-(2-hydroxy-5-methoxyphenyl)-1,3-dioxolane

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

ethylene glycol
107-21-1

ethylene glycol

Conditions
ConditionsYield
With water In methanol at 20℃; Quantum yield; Irradiation;A n/a
B 100 %Spectr.
2-(2-hydroxy-5-methoxyphenyl)-5,5-dimethyl-1,3-dioxane
1079921-29-1

2-(2-hydroxy-5-methoxyphenyl)-5,5-dimethyl-1,3-dioxane

A

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

B

2,2-Dimethyl-1,3-propanediol
126-30-7

2,2-Dimethyl-1,3-propanediol

Conditions
ConditionsYield
With water In methanol at 20℃; Quantum yield; Irradiation;A n/a
B 100 %Spectr.
N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

4-methoxy-2-(trimethylsilyl)phenyl triflate

4-methoxy-2-(trimethylsilyl)phenyl triflate

A

2-Hydroxy-4-methoxybenzaldehyde
673-22-3

2-Hydroxy-4-methoxybenzaldehyde

B

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: N,N-dimethyl-formamide; 4-methoxy-2-(trimethylsilyl)phenyl triflate With tetrabutyl ammonium fluoride at 20℃; for 3h; Inert atmosphere;
Stage #2: With water
ethanol
64-17-5

ethanol

4-methoxy-phenol
150-76-5

4-methoxy-phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With chloroform; potassium hydroxide In water at 60℃; for 15h; Reimer-Tiemann Phenol Formylation;
4-methoxy-phenol
150-76-5

4-methoxy-phenol

polyformaldehyde

polyformaldehyde

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With magnesium chloride In acetonitrile Reflux;
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

1-hydroxy-4-methoxy-2-methylbenzene
5307-05-1

1-hydroxy-4-methoxy-2-methylbenzene

Conditions
ConditionsYield
Stage #1: 2-hydroxy-5-methoxybenzaldehyde With chloroformic acid ethyl ester; triethylamine In tetrahydrofuran at 0℃; for 1h;
Stage #2: With sodium tetrahydroborate In tetrahydrofuran; water at 20℃; for 2.25h; Cooling with ice;
Stage #3: With hydrogenchloride In tetrahydrofuran; water pH=< 2;
100%
With potassium hydroxide; hydrazine In ethylene glycol at 150℃; for 19h; Wolf-Kishner reduction; Inert atmosphere;98%
With palladium 10% on activated carbon; hydrogen In acetic acid; ethyl acetate at 20℃; for 20h;98%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

acrylonitrile
107-13-1

acrylonitrile

6-methoxy-2H-chromene-3-carbonitrile
57543-71-2

6-methoxy-2H-chromene-3-carbonitrile

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane for 20h; Heating;100%
With 1,4-diaza-bicyclo[2.2.2]octane for 12h; Reflux;91.3%
With 1,4-diaza-bicyclo[2.2.2]octane at 50℃; for 20h; Addition; condenzation;79%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

allyl bromide
106-95-6

allyl bromide

2-allyloxy-5-methoxybenzaldehyde
71186-59-9

2-allyloxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran Inert atmosphere; Reflux;100%
With potassium carbonate In acetonitrile Heating;99%
With potassium carbonate In acetonitrile for 1h; Heating;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

propargyl bromide
106-96-7

propargyl bromide

5-methoxy-2-(prop-2-yn-1-yloxy)benzaldehyde
224317-65-1

5-methoxy-2-(prop-2-yn-1-yloxy)benzaldehyde

Conditions
ConditionsYield
With potassium carbonate In acetone Substitution; Heating;100%
With potassium carbonate In N,N-dimethyl-formamide at 70℃; for 3h; Inert atmosphere;100%
With potassium carbonate In acetonitrile at 20℃; for 24h;95%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

benzyl bromide
100-39-0

benzyl bromide

2-benzyloxy-5-methoxybenzaldehyde
56979-57-8

2-benzyloxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran; mineral oil at 60℃; Inert atmosphere;100%
With caesium carbonate In acetone at 20℃;100%
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 24h;100%
9-ethyl-3-[(E)-2-nitrovinyl]-9H-carbazole

9-ethyl-3-[(E)-2-nitrovinyl]-9H-carbazole

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

9-ethyl-3-(6-methoxy-3-nitro-2H-chromen-2-yl)-9H-carbazole

9-ethyl-3-(6-methoxy-3-nitro-2H-chromen-2-yl)-9H-carbazole

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane at 70℃; for 0.5h;100%
5-methylisoxazol-3-ylamine
1072-67-9

5-methylisoxazol-3-ylamine

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

4-methoxy-2-[(5-methyl-3-isoxazolyl)imino]methylphenol
415715-07-0

4-methoxy-2-[(5-methyl-3-isoxazolyl)imino]methylphenol

Conditions
ConditionsYield
Reflux;100%
In ethanol for 2h; Reflux;90%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

{(1R,3R,4S,6S)-4-amino-4,7,7-trimethylbicyclo[4.1.0]heptan-3-yl}methanol
654680-82-7

{(1R,3R,4S,6S)-4-amino-4,7,7-trimethylbicyclo[4.1.0]heptan-3-yl}methanol

2-[(1S,3S,4R,6R)-4-hydroxymethyl-3,7,7-trimethylbicyclo[4.1.0]heptan-3-yliminomethyl]-4-methoxyphenol

2-[(1S,3S,4R,6R)-4-hydroxymethyl-3,7,7-trimethylbicyclo[4.1.0]heptan-3-yliminomethyl]-4-methoxyphenol

Conditions
ConditionsYield
In methanol at 20℃; for 24h;100%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

2-hydroxy-5-methoxybenzyl alcohol
41951-76-2

2-hydroxy-5-methoxybenzyl alcohol

Conditions
ConditionsYield
With sodium tetrahydroborate In ethanol at 20℃; for 1h;99.7%
With sodium tetrahydroborate85%
With sodium tetrahydroborate In ethanol at 20℃; Cooling with ice;85%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

diethyl malonate
105-53-3

diethyl malonate

6-methoxycoumarin-3-carboxylic acid
35924-44-8

6-methoxycoumarin-3-carboxylic acid

Conditions
ConditionsYield
Stage #1: 2-hydroxy-5-methoxybenzaldehyde; diethyl malonate With piperidine; acetic acid In ethanol for 9h; Reflux;
Stage #2: With ethanol; water; sodium hydroxide for 0.25h; Reflux;
99.2%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

prenyl bromide
870-63-3

prenyl bromide

5-methoxy-2-(3-methylbut-2-enyloxy)benzaldehyde
139579-42-3

5-methoxy-2-(3-methylbut-2-enyloxy)benzaldehyde

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide Ambient temperature;99%
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 20℃; for 2h;
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 48h;
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 48h;
Stage #1: 2-hydroxy-5-methoxybenzaldehyde With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.25h;
Stage #2: prenyl bromide In N,N-dimethyl-formamide at 20℃;
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

N,N-phenylbistrifluoromethane-sulfonimide
37595-74-7

N,N-phenylbistrifluoromethane-sulfonimide

trifluoro-methanesulfonic acid 2-formyl-4-methoxy-phenyl ester
424788-79-4

trifluoro-methanesulfonic acid 2-formyl-4-methoxy-phenyl ester

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane at 0 - 20℃; for 0.5h; Inert atmosphere;99%
With potassium carbonate In tetrahydrofuran at 120℃; for 0.1h; microwave heating;87%
With triethylamine
With potassium carbonate In tetrahydrofuran at 120℃; for 0.1h; Microwave irradiation;
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

toluene-4-sulfonic acid 2-formyl-4-methoxy-phenyl ester
329235-34-9

toluene-4-sulfonic acid 2-formyl-4-methoxy-phenyl ester

Conditions
ConditionsYield
With sodium hydroxide In dichloromethane; water Inert atmosphere;99%
With potassium carbonate In acetonitrile at 20℃; for 12h;91%
With sodium hydroxide In dichloromethane; water at 20℃;71%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

2-tert-butyldimethylsiloxy-5-methoxyphenyl carboxaldehyde
441068-94-6

2-tert-butyldimethylsiloxy-5-methoxyphenyl carboxaldehyde

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 25℃; for 16h; Inert atmosphere;99%
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.5h;97%
With 1H-imidazole In N,N-dimethyl-formamide at 80℃; for 20h;90%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

malononitrile
109-77-3

malononitrile

2-(2-Amino-3-cyano-6-methoxy-4H-chromen-4-yl)-malononitrile

2-(2-Amino-3-cyano-6-methoxy-4H-chromen-4-yl)-malononitrile

Conditions
ConditionsYield
With poly(N,N'-dibromo-N-ethyl-benzene-1,3-disulfonamide) In ethanol; water at 20℃; for 3h;99%
With diethylamine In ethanol at 20℃; for 2.5h; Green chemistry;94%
With piperidine In ethanol at 20℃;
O-Merrifield resin-bound 4-(2\-acetoacetylethyl)phenol

O-Merrifield resin-bound 4-(2\-acetoacetylethyl)phenol

2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

3-acetyl-6-methoxycoumarin
13252-80-7

3-acetyl-6-methoxycoumarin

Conditions
ConditionsYield
With piperidine In ethanol for 2.5h; Knoevenagel condensation; Heating;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

4-bromoethylbutanoate
2969-81-5

4-bromoethylbutanoate

ethyl 4-(2-formyl-4-methoxyphenoxy)butanoate
356039-75-3

ethyl 4-(2-formyl-4-methoxyphenoxy)butanoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 90℃; for 1h;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

ethyl 5-bromovalerate
14660-52-7

ethyl 5-bromovalerate

ethyl 5-(2-formyl-4-methoxyphenoxy)pentanoate

ethyl 5-(2-formyl-4-methoxyphenoxy)pentanoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 90℃; for 1h;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

benzoyl chloride
98-88-4

benzoyl chloride

2-formyl-4-methoxyphenyl benzoate

2-formyl-4-methoxyphenyl benzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Schlenk technique;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

4-chlorobenzoyl chloride
586-75-4

4-chlorobenzoyl chloride

2-formyl-4-methoxyphenyl 4-bromobenzoate

2-formyl-4-methoxyphenyl 4-bromobenzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Schlenk technique;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

4-methoxy-benzoyl chloride
100-07-2

4-methoxy-benzoyl chloride

2-formyl-4-methoxyphenyl 4-methoxybenzoate

2-formyl-4-methoxyphenyl 4-methoxybenzoate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Schlenk technique;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

(E)-5-methoxy-2-hydroxybenzaldehyde oxime
66384-65-4

(E)-5-methoxy-2-hydroxybenzaldehyde oxime

Conditions
ConditionsYield
With pyridine; hydroxylamine hydrochloride In ethanol at 60℃; for 3h; Inert atmosphere;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

norbornene
498-66-8

norbornene

C15H18O3

C15H18O3

Conditions
ConditionsYield
With [(1,5-cyclooctadiene)(OH)iridium(I)]2 In 1,4-dioxane at 60℃; for 6h; Inert atmosphere; Schlenk technique; Sealed tube; diastereoselective reaction;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

C15H13N3O2

C15H13N3O2

6-methoxy-3-(4-methoxyphenyl)-2H-chromen-2-one
263364-71-2

6-methoxy-3-(4-methoxyphenyl)-2H-chromen-2-one

Conditions
ConditionsYield
With triethylamine In neat (no solvent) at 20℃; for 0.0833333h; Sonication;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

Cinnamyl bromide
4392-24-9

Cinnamyl bromide

2-allyloxy-5-methoxybenzaldehyde
71186-59-9

2-allyloxy-5-methoxybenzaldehyde

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 18h;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

4-hydroxy-1-methyl-2(1H)-quinolone
1677-46-9

4-hydroxy-1-methyl-2(1H)-quinolone

tributylphosphine
998-40-3

tributylphosphine

3-((2-hydroxy-5-methoxyphenyl)(tributylphosphonio)methyl)-1-methyl-2-oxo-1,2-dihydroquinolin-4-olate

3-((2-hydroxy-5-methoxyphenyl)(tributylphosphonio)methyl)-1-methyl-2-oxo-1,2-dihydroquinolin-4-olate

Conditions
ConditionsYield
With pyrrolidine; benzoic acid In tetrahydrofuran at 30℃; for 1h; Schlenk technique; Inert atmosphere;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

propylmaleimide
21746-40-7

propylmaleimide

D-alanine methyl ester hydrochloride
14316-06-4

D-alanine methyl ester hydrochloride

methyl (1R,3S,3aR,6aS)-3-(2-hydroxy-5-methoxyphenyl)-1-methyl-4,6-dioxo-5-propyloctahydropyrrolo[3,4-c]pyrrole-1-carboxylate

methyl (1R,3S,3aR,6aS)-3-(2-hydroxy-5-methoxyphenyl)-1-methyl-4,6-dioxo-5-propyloctahydropyrrolo[3,4-c]pyrrole-1-carboxylate

Conditions
ConditionsYield
With triethylamine In acetonitrile at 125℃; for 0.5h; Microwave irradiation; Green chemistry; diastereoselective reaction;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

ethyl 2-amino-3-phenylpropanoate hydrochloride
3182-93-2

ethyl 2-amino-3-phenylpropanoate hydrochloride

ethyl (E)-2-((2-hydroxy-5-methoxybenzylidene)amino)-3-phenylpropanoate

ethyl (E)-2-((2-hydroxy-5-methoxybenzylidene)amino)-3-phenylpropanoate

Conditions
ConditionsYield
With triethylamine In acetonitrile at 20℃; for 24h; Inert atmosphere;99%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

ethyl (triphenylphosphoranylidene)acetate
1099-45-2

ethyl (triphenylphosphoranylidene)acetate

6-methoxycoumarin
17372-53-1

6-methoxycoumarin

Conditions
ConditionsYield
With N,N-diethylaniline Wittig reaction; Reflux;98%
With N,N-diethylaniline at 210 - 215℃; for 2.5h;93.4%
With N,N-diethylaniline for 2.5h; Heating;93%

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