Products

Refine

Country

Business Type

Certificate

Display

Hangzhou Zhongqi chem Co.,Ltd.

Best factory of high quality 3,4-(methylenedioxy)propiophenone 28281-49-4 with competitive price Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufact

Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

3,4-(Methylenedioxy)propiophenone Manufacturer/High quality/Best price/In stock

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

3,4-(Methylenedioxy)propiophenone Manufacturer

Cas:28281-49-4

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

inquiry

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 1-(1,3-benzodioxol-5-yl)propan-1-one

Cas:28281-49-4

Min.Order:1

Negotiable

Type:Other

inquiry

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

3',4'-(Methylenedioxy)-propiophenone

Cas:28281-49-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

1- (1, 3-benzodioxol-5-yl) -1-Propanon CAS 28281-49-4

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

inquiry

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 email in time prod

1-Propanone,1-(1,3-benzodioxol-5-yl)-

Cas:28281-49-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

1-Propanone,1-(1,3-benzodioxol-5-yl)- 28281-49-4

Cas:28281-49-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Mojin Biotechnology Co.,Ltd

Hebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price. We also have several

3,4-(METHYLENEDIOXY)PROPIOPHENONE CAS 28281-49-4

Cas:28281-49-4

Min.Order:25 Kilogram

FOB Price: $53.0 / 55.0

Type:Trading Company

inquiry

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

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

inquiry

Shanxi Ankesi Biotechnology Co., Ltd

Our Advantage 1. Rich experience We specialize in this filed for many years, our APIs exported to all over the world and and we established long friendly relations of cooperation with our clients. 2. Great quality,purity and favorable Good qual

3,4-Methylenedioxyphenyl ethyl ketone CAS 28281-49-4

Cas:28281-49-4

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

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 have s

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

We have overseas warehouses in California, New Laredo Mexico, Vancouver Canada, Amsterdam Netherlands, and Melbourne Australia. Overseas warehouses can provide some of the best-selling products. We look forward to the cooperation of local powerful d

3,4-Methylenedioxyphenyl ethyl ketone CAS 28281-49-4

Cas:28281-49-4

Min.Order:1 Metric Ton

Negotiable

Type:Trading Company

inquiry

Hefei Zhaobo Technology Co., Ltd.

3,4-(METHYLENEDIOXY)PROPIOPHENONE CAS 28281-49-4 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a stric

3,4-(METHYLENEDIOXY)PROPIOPHENONE CAS 28281-49-4

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $10.0 / 50.0

Type:Trading Company

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

3,4-(亚甲基二氧)苯丙酮

Cas:28281-49-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

1-(1,3-Benzodioxol-5-yl)-1-propanone

Cas:28281-49-4

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

1-Propanone,1-(1,3-benzodioxol-5-yl)-

Cas:28281-49-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Xinhao Biotechnology Co., Ltd.

1. We can provide customers with "one-stop"packaging service,from research,development,production,export and so on 2. Powerful R&D strength let our technology in a leading level,forever,in turn,to provide customers with better service .

Factory Supply 99% High Purity Pm Powder CAS 28281-49-4 Lianxu

Cas:28281-49-4

Min.Order:100 Gram

FOB Price: $10.0 / 100.0

Type:Trading Company

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

High Quality 3,4-(METHYLENEDIOXY)PROPIOPHENONE 28281-49-4 Best Price

Cas:28281-49-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Top Purity 3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

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

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

1-(Benzo[d][1,3]dioxol-5-yl)propan-1-one

Cas:28281-49-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

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

3,4-(METHYLENEDIOXY)PROPIOPHENONE

Cas:28281-49-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

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

1-(1,3-benzodioxol-5-yl)propan-1-one cas no. 28281-49-4 98%

Cas:28281-49-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

isosafrole
120-58-1

isosafrole

A

piperonal
120-57-0

piperonal

B

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With NaY-supported PhI(OAc)2 at 130℃; for 0.0833333h; Solvent; Concentration; Temperature; Time; Microwave irradiation;A 91%
B 9%
1-piperonyl-1-propanol
6890-30-8

1-piperonyl-1-propanol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With pyridinium chlorochromate In dichloromethane at 20℃; for 16h;89%
With pyridinium chlorochromate In dichloromethane at 20℃; for 16h;89%
With chromium(VI) oxide; sulfuric acid In water; acetone at 0 - 20℃; for 3h;64.06%
With potassium dichromate
With pyridinium chlorochromate In dichloromethane at 20℃; for 6h;
Methylenedioxybenzene
274-09-9

Methylenedioxybenzene

propionic acid anhydride
123-62-6

propionic acid anhydride

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With methanesulfonic acid at 0 - 5℃; for 4h; Concentration;89%
perchloric acid at 0 - 20℃; for 3h;34.5 g
With aluminum (III) chloride; carbonic acid dimethyl ester at 20℃; Friedel-Crafts Acylation;
With trifluoroacetic acid In dichloromethane at 0 - 20℃; for 24h;
piperonal
120-57-0

piperonal

C2H5BrMg*C2H6OZn*LiCl

C2H5BrMg*C2H6OZn*LiCl

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With pivalaldehyde In tetrahydrofuran at 0 - 20℃; for 2h; Inert atmosphere;82%
piperonal
120-57-0

piperonal

diethylzinc
557-20-0

diethylzinc

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With pivalaldehyde; lithium chloride; magnesium bromide In tetrahydrofuran; toluene at 0 - 20℃; for 2h; Inert atmosphere;80%
2-Bromo-1-<3,4-(methylenedioxy)phenyl>-1-propanol
57961-85-0

2-Bromo-1-<3,4-(methylenedioxy)phenyl>-1-propanol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With potassium carbonate; palladium diacetate; tris-(o-tolyl)phosphine In benzene at 80℃; for 3h;75%
With potassium carbonate; palladium diacetate; tris-(o-tolyl)phosphine In benzene at 100℃; for 5h;75%
dihydrosafrole
94-58-6

dihydrosafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With formic acid; water; 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,4-dioxane at 110 - 120℃; for 0.266667h; microwave irradiation;73%
ethylmagnesium bromide
925-90-6

ethylmagnesium bromide

piperonylonitrile
4421-09-4

piperonylonitrile

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
Stage #1: ethylmagnesium bromide; piperonylonitrile In tetrahydrofuran at 20℃; Cooling with ice;
Stage #2: With sulfuric acid; water In tetrahydrofuran Cooling with ice;
73%
isosafrole
4043-71-4

isosafrole

A

1-(1,3-benzodioxol-5-yl)-2-propanone
4676-39-5

1-(1,3-benzodioxol-5-yl)-2-propanone

B

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With oxygen; copper(l) chloride; palladium dichloride In water; N,N-dimethyl-formamide at 50℃; for 10h;A 18%
B 66%
With oxygen; copper(l) chloride; palladium dichloride In water; N,N-dimethyl-formamide at 50℃; for 10h; Product distribution; Reagents;A 60%
B 18%
1'-hydroxysafrole
5208-87-7

1'-hydroxysafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; Schlenk technique; Inert atmosphere;65%
1-(benzo[d][1,3]dioxol-6-yl)ethanone
3162-29-6

1-(benzo[d][1,3]dioxol-6-yl)ethanone

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

N,N-dimethyl-formamide

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With ammonium peroxydisulfate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer In water at 110℃; for 3h; Inert atmosphere; Sealed tube;63%
Methylenedioxybenzene
274-09-9

Methylenedioxybenzene

propionyl chloride
79-03-8

propionyl chloride

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With tin(IV) chloride In dichloromethane at 20℃; for 1h;58%
With zinc(II) oxide; zinc(II) chloride In dichloromethane at 0 - 5℃; for 5h; Reagent/catalyst; Solvent;311 g
With aluminum (III) chloride In dichloromethane Friedel-Crafts Acylation;
isosafrole
120-58-1

isosafrole

A

piperonal
120-57-0

piperonal

B

Piperonylic acid
94-53-1

Piperonylic acid

C

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With PhI(OAc)2/Al2O3 at 140℃; for 0.5h; Microwave irradiation;A 57%
B 31%
C 12%
isosafrole
120-58-1

isosafrole

A

piperonal
120-57-0

piperonal

B

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

C

5-(3-methyl-oxiranyl)-benzo[1,3]dioxole
6333-38-6

5-(3-methyl-oxiranyl)-benzo[1,3]dioxole

Conditions
ConditionsYield
With [bis(acetoxy)iodo]benzene In dichloromethane at 50℃; for 0.0833333h; Time; Temperature; Solvent; Microwave irradiation;A 29%
B 15%
C 55%
dihydrosafrole
94-58-6

dihydrosafrole

acetic acid
64-19-7

acetic acid

A

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

B

1-(3,4-dioxymethylenephenyl)propyl acetate
73455-01-3

1-(3,4-dioxymethylenephenyl)propyl acetate

C

isosafrole
4043-71-4

isosafrole

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinoneA 17%
B 39%
C 10%
dihydrosafrole
94-58-6

dihydrosafrole

acetic acid
64-19-7

acetic acid

A

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

B

1-(3,4-dioxymethylenephenyl)propyl acetate
73455-01-3

1-(3,4-dioxymethylenephenyl)propyl acetate

Conditions
ConditionsYield
With potassium permanganate sonication;A 32%
B 16%
Diazoethan
1117-96-0

Diazoethan

piperonal
120-57-0

piperonal

diethyl ether
60-29-7

diethyl ether

ethanol
64-17-5

ethanol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

piperonal
120-57-0

piperonal

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With Diazoethan; diethyl ether; ethanol
Multi-step reaction with 2 steps
1: tetrahydrofuran; diethyl ether / -78 - 20 °C
2: pyridinium chlorochromate / dichloromethane / 6 h / 20 °C
View Scheme
5-(1,2-dibromo-propyl)-benzo[1,3]dioxole
41103-34-8

5-(1,2-dibromo-propyl)-benzo[1,3]dioxole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With sodium methylate Erwaermen des Reaktionsprodukts mit Salzsaeure;
With sodium methylate Erwaermen des Reaktionsprodukts mit Salzsaeure;
3',4'-dihydroxypropiophenone
7451-98-1

3',4'-dihydroxypropiophenone

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With potassium hydroxide; dichloromethane at 120℃;
piperonylonitrile
4421-09-4

piperonylonitrile

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With diethyl ether; ethylmagnesium bromide Erwaermen des erhaltenen 1-Benzo<1,3>dioxol-5-yl-propan-1-on-imins mit wss. Salzsaeure;
isosafrole
120-58-1

isosafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With phosphorus pentachloride Zerlegung des Produkts mit Wasser und Kochen des mit Wasserdampf ueberdestillierten Oels mit alkoholischer Kalilauge;
α-<3.4-methylenedioxy-phenyl>-allylene

α-<3.4-methylenedioxy-phenyl>-allylene

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With sulfuric acid
α-ethyl-piperonyl alcohol

α-ethyl-piperonyl alcohol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With chromium(III) oxide; sulfuric acid
11-ethoxy-isosafrole

11-ethoxy-isosafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With hydrogenchloride
11-methoxy-isosafrole

11-methoxy-isosafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
With hydrogenchloride
5-(prop-1-yn-1-yl)benzo[d][1,3]dioxole
140472-50-0

5-(prop-1-yn-1-yl)benzo[d][1,3]dioxole

sulfuric acid
7664-93-9

sulfuric acid

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

phosphorus pentachloride
10026-13-8, 874483-75-7

phosphorus pentachloride

isosafrole
120-58-1

isosafrole

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Conditions
ConditionsYield
Zerlegung des Reaktionsprodukts mit Wasser und Kochen des mit Wasserdampf destillierten Oels mit alkoh. Kalilauge;
hydrogenchloride
7647-01-0

hydrogenchloride

1ξ-ethoxy-1ξ-benzo[1,3]dioxol-5-yl-propene
108757-52-4

1ξ-ethoxy-1ξ-benzo[1,3]dioxol-5-yl-propene

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

1-piperonyl-1-propanol
6890-30-8

1-piperonyl-1-propanol

chromic acid

chromic acid

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

1-piperonyl-1-propanol
6890-30-8

1-piperonyl-1-propanol

Conditions
ConditionsYield
With sodium tetrahydroborate In isopropyl alcohol at 20℃; for 18h;97.1%
With lithium aluminium tetrahydride In diethyl ether for 0.5h; Heating;90%
With lithium aluminium tetrahydride In diethyl ether for 24h; Heating;90 mg
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

(S)-(-)-α-ethyl-3,4-methylenedioxybenzyl alcohol
235792-16-2

(S)-(-)-α-ethyl-3,4-methylenedioxybenzyl alcohol

Conditions
ConditionsYield
With dimethylsulfide; dimethylsulfide borane complex; (R)-2-methyl-(CBS)-oxazaborolidine In dichloromethane; toluene at 20℃; for 4h;97%
With dimethylsulfide; dimethylsulfide borane complex; (S)-1-methyl-3,3-diphenyl-hexahydropyrrolo[1,2-c][1,3,2]oxazaborole In dichloromethane; toluene at 20℃; for 4h; Corey-Bakshi-Shibata reduction;97%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

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

N,N-dimethyl-formamide

C11H9ClO3

C11H9ClO3

Conditions
ConditionsYield
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 15 - 20℃; for 2.5h; Vilsmeier Formylation;
Stage #2: 3,4-methylenedioxypropiophenone In DMF (N,N-dimethyl-formamide) at 35℃; for 6h; Vilsmeier Formylation;
Stage #3: With sodium hydroxide; water In DMF (N,N-dimethyl-formamide); toluene at 20 - 25℃; for 7h; Product distribution / selectivity;
97%
methanol
67-56-1

methanol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

(±)-1-(benzo[d][1,3]dioxol-5-yl)-2-methylpropan-1-one
67292-69-7

(±)-1-(benzo[d][1,3]dioxol-5-yl)-2-methylpropan-1-one

Conditions
ConditionsYield
With C34H27IrN2P(1+)*C32H12BF24(1-); caesium carbonate at 65℃; for 24h; Inert atmosphere;91%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

1-(3,4-(methylenedioxy)phenyl)-2-bromopropan-1-one
52190-28-0

1-(3,4-(methylenedioxy)phenyl)-2-bromopropan-1-one

Conditions
ConditionsYield
With bromine In chloroform at 0℃;87%
With bromine In diethyl ether for 0.5h; Inert atmosphere;82%
With dichloromethane; bromine
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

1-(4-(benzyloxy)-3-methoxyphenyl)-2-bromopropan-1-one
1835-16-1

1-(4-(benzyloxy)-3-methoxyphenyl)-2-bromopropan-1-one

1-(benzo[d][1,3]dioxol-5-yl)-4-(4-benzyloxy-3-methoxyphenyl)-2,3-dimethylbutane-1,4-dione

1-(benzo[d][1,3]dioxol-5-yl)-4-(4-benzyloxy-3-methoxyphenyl)-2,3-dimethylbutane-1,4-dione

Conditions
ConditionsYield
Stage #1: 3,4-methylenedioxypropiophenone With potassium hexamethylsilazane In N,N-dimethyl-formamide; toluene at -45℃; for 1h;
Stage #2: 1-(4-(benzyloxy)-3-methoxyphenyl)-2-bromopropan-1-one In N,N-dimethyl-formamide; toluene at -45℃;
86%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

5-propionyloxy-benzo[1,3]dioxole
112579-46-1

5-propionyloxy-benzo[1,3]dioxole

Conditions
ConditionsYield
With formic acid; dihydrogen peroxide In dichloromethane; water for 6h;85%
With formic acid; dihydrogen peroxide In dichloromethane; water at 47℃; for 12h; Heating / reflux;94.5 %Chromat.
ortho-methylbenzoic acid
118-90-1

ortho-methylbenzoic acid

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

C18H16O5

C18H16O5

Conditions
ConditionsYield
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; chloro(1,5-cyclooctadiene)rhodium(I) dimer; copper diacetate; cesium fluoride In toluene at 120℃; for 24h; Inert atmosphere;85%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

anthranil
271-58-9

anthranil

benzo[d][1,3]dioxol-5-yl(quinolin-3-yl)methanone

benzo[d][1,3]dioxol-5-yl(quinolin-3-yl)methanone

Conditions
ConditionsYield
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper diacetate In 1,2-dichloro-benzene at 110℃; for 12h; Molecular sieve; Inert atmosphere;83%
methanol
67-56-1

methanol

3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

5-(1-methoxypropyl)-1,3-benzodioxolane
73455-03-5

5-(1-methoxypropyl)-1,3-benzodioxolane

Conditions
ConditionsYield
With sodium tetrahydroborate at 20℃; for 0.5h;81%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

3-amino-1-phenylbut-2-en-1-one
23652-90-6, 80012-15-3, 1128-85-4

3-amino-1-phenylbut-2-en-1-one

[6-(benzo[d][1,3]dioxol-5-yl)-2-methylpyridin-3-yl](phenyl)-methanone

[6-(benzo[d][1,3]dioxol-5-yl)-2-methylpyridin-3-yl](phenyl)-methanone

Conditions
ConditionsYield
With [2,2]bipyridinyl; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper diacetate In N,N-dimethyl-formamide at 120℃; for 20h; Sealed tube; regioselective reaction;79%
With [2,2]bipyridinyl; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper diacetate In N,N-dimethyl-formamide at 120℃; for 20h; Sealed tube;79%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

aniline
62-53-3

aniline

N-phenylbenzo[d][1,3]dioxole-5-carboxamide
40141-72-8

N-phenylbenzo[d][1,3]dioxole-5-carboxamide

Conditions
ConditionsYield
With copper(II) choride dihydrate; oxygen; triphenylphosphine In dimethyl sulfoxide at 120℃; for 20h; Schlenk technique;79%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

Methanesulfonyl azide
624-90-8, 1516-70-7

Methanesulfonyl azide

1-(benzo[d][1,3]dioxol-5-yl)-2-diazopropan-1-one

1-(benzo[d][1,3]dioxol-5-yl)-2-diazopropan-1-one

Conditions
ConditionsYield
Stage #1: 3,4-methylenedioxypropiophenone With sodium hydride; formic acid ethyl ester In diethyl ether; ethanol; mineral oil at 0 - 20℃; for 15h; Inert atmosphere;
Stage #2: Methanesulfonyl azide In diethyl ether; ethanol; mineral oil for 2h; Inert atmosphere;
74%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

benzamidine monohydrochloride
1670-14-0

benzamidine monohydrochloride

4-(benzo[d][1,3]dioxol-5-yl)-2-phenylpyrimidine

4-(benzo[d][1,3]dioxol-5-yl)-2-phenylpyrimidine

Conditions
ConditionsYield
With ferrous(II) sulfate heptahydrate; 1,10-Phenanthroline; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical In N,N-dimethyl-formamide at 120℃; for 12h; Sealed tube;73%
With ferrous(II) sulfate heptahydrate; 1,10-Phenanthroline; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; N,N-dimethyl-formamide at 120℃; for 24h; regioselective reaction;73%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

1-benzo[1,3]dioxol-5-yl-2-chloro-propan-1-one

1-benzo[1,3]dioxol-5-yl-2-chloro-propan-1-one

Conditions
ConditionsYield
With lithium chloride In N,N-dimethyl-formamide at 80℃; for 6h; Chlorination;66%
3,4-methylenedioxypropiophenone
28281-49-4

3,4-methylenedioxypropiophenone

2,4-dichlorophenyl hydrazine hydrochloride
5446-18-4

2,4-dichlorophenyl hydrazine hydrochloride

oxalic acid diethyl ester
95-92-1

oxalic acid diethyl ester

1-(2,4-dichlorophenyl)-4-methyl-5-(3,4-methylenedioxyphenyl)-1H-pyrazole-3-carboxylic acid ethyl ester
501426-49-9

1-(2,4-dichlorophenyl)-4-methyl-5-(3,4-methylenedioxyphenyl)-1H-pyrazole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
Stage #1: 3,4-methylenedioxypropiophenone; oxalic acid diethyl ester With lithium hexamethyldisilazane In diethyl ether at -78 - 0℃;
Stage #2: 2,4-dichlorophenyl hydrazine hydrochloride In ethanol at 20℃;
Stage #3: With acetic acid Heating; Further stages.;
57%
Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View