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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Acetylenedicarboxylic Acid supplier in China

Cas:142-45-0

Min.Order:0 Metric Ton

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Type:Manufacturers

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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 Acetylenedicarboxylic Acid

Cas:142-45-0

Min.Order:1

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Type:Other

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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Kilogram

FOB Price: $2.0

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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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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

Acetylenedicarboxylic acid CAS 142-45-0

Cas:142-45-0

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

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

Wholesale price CAS 142-45-0 with best price

Cas:142-45-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

Acetylenedicarboxylic acid CAS142-45-0

Cas:142-45-0

Min.Order:1 Kilogram

FOB Price: $8.0 / 10.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

CAS Number 142-45-0 Product Name Acetylenedicarboxylic Acid Synonyms 2-butynedioic Acid; Acetaylenedicarboxylic Acid; But-2-yned

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hebei yanxi chemical co.,LTD.

Hebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Manufacturers

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:Almost white crystalline Storage:Store in sealed containers

CAS 142-45-0 Acetylenedicarboxylic Acid C4H2O4

Cas:142-45-0

Min.Order:100 Gram

Negotiable

Type:Other

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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

Acetylenedicarboxylic acid 142-45-0

Cas:142-45-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Shanghai Minstar Chemical Co., Ltd

Product Name: Acetylenedicarboxylic acid Synonyms: ACETYLENEDICARBOXYLIC ACID FREE ACID;BUTYNEDIOIC ACID ACETYLENE DICARBOXYLIC ACID 99%;Acetylenedicarboxylic acid,98%;Acetylen-dicarbonsαure;But-2-ynedioic acid;2-Butynedioate;NSC-1903;NSC

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

Acetylenedicarboxylic acid CAS:142-45-0 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 organic

Acetylenedicarboxylic acid CAS:142-45-0

Cas:142-45-0

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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Acetylenedicarboxylic acid/ LIDE PHARMA- Factory supply / Best price

Cas:142-45-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,

Acetylenedicarboxylic acid supplier in China CAS NO.142-45-0

Cas:142-45-0

Min.Order:10 Gram

Negotiable

Type:Trading Company

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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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:0

Negotiable

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

Acetylenedicarboxylic acid

Cas:142-45-0

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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

Acetylenedicarboxylic acid/High quality/Best price

Cas:142-45-0

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:colourless or light yellow liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceu

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

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

Acetylenedicarboxylic acid,142-45-0

Cas:142-45-0

Min.Order:1 Kilogram

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 purity Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

2-Butynedioic acid.99%

Cas:142-45-0

Min.Order:1 Metric Ton

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

Hot Sales Butynedioic Acid CAS NO.142-45-0 CAS NO.142-45-0

Cas:142-45-0

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

Acetylenedicarboxylic acid

Cas:142-45-0

Min.Order:0

Negotiable

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

Acetylenedicarboxylic acid cas no. 142-45-0 98%

Cas:142-45-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

Sodium octyl sulfate

Cas:142-45-0

Min.Order:0

Negotiable

Type:Other

inquiry

Synthetic route

calcium carbide
75-20-7

calcium carbide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With sodium carbonate; silver nitrate; triphenylphosphine In acetonitrile at 60℃; under 15001.5 Torr; for 20h; Temperature; Pressure; Reagent/catalyst; Solvent; Sealed tube;98%
Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide In methanol at 90℃;87%
1,4-dihydroxybut-2-yne
110-65-6

1,4-dihydroxybut-2-yne

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With sodium hydroxide; sodium hypochlorite; 4-acetylamino-2,2,6,6-tetramethyl-1-piperidinoxy In water at 5 - 10℃; pH=8.5 - 10;71%
at 20℃; for 3h; electrolysis: nickel net anode, cylindrical stainless steel cathode; electrolyte: 1M NaOH/H2O;55%
With chromium(III) oxide; sulfuric acid; acetone
With sulfuric acid bei der Oxydation an einer Blei(IV)-Anode;
Vinyl bromide
593-60-2

Vinyl bromide

carbon dioxide
124-38-9

carbon dioxide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
Stage #1: Vinyl bromide With n-butyllithium In diethyl ether at 0℃;
Stage #2: carbon dioxide In diethyl ether Further stages.;
34%
ethynyldimagnesium dibromide
4301-15-9

ethynyldimagnesium dibromide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

n-butyllithium
109-72-8, 29786-93-4

n-butyllithium

Vinyl bromide
593-60-2

Vinyl bromide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With diethyl ether at 0℃; und anschliessend mit festem CO2;
allyl vinyl ether
3917-15-5

allyl vinyl ether

n-pentylsodium
1822-71-5

n-pentylsodium

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
bei der Umsetzung anschliessend mit festem Kohlendioxid;
chlorofumaryl chloride
17096-37-6

chlorofumaryl chloride

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide; ethanol das Kaliumsalz entsteht;
trans-2-bromobutenedioic acid
584-99-6

trans-2-bromobutenedioic acid

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With alkali
cis-2-bromobutenedioic acid
644-80-4

cis-2-bromobutenedioic acid

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With alkali
sodium acetylide
1066-26-8

sodium acetylide

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With seasand
2,2-Dibromo-succinic acid
101349-74-0

2,2-Dibromo-succinic acid

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With barium dihydroxide
With sodium hydroxide
With calcium hydroxide
n-pentylsodium
1822-71-5

n-pentylsodium

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

ethyl vinyl ether
109-92-2

ethyl vinyl ether

A

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

B

α-Ethoxyacrylic acid
32821-76-4

α-Ethoxyacrylic acid

meso-2,3-dibromosuccinic acid

meso-2,3-dibromosuccinic acid

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide In ethanol for 2h; Dehydrobromination; Heating;
methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

acetylene dimagnesium bromide

acetylene dimagnesium bromide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

disodium acetylenide

disodium acetylenide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With seasand
iso-α.α'-dibromo-succinic acid

iso-α.α'-dibromo-succinic acid

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With sodium hydroxide
With calcium hydroxide
With barium dihydroxide
racem.-2,3-dibromo-succinic acid-anhydride

racem.-2,3-dibromo-succinic acid-anhydride

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide
ethynyldimagnesium dibromide
4301-15-9

ethynyldimagnesium dibromide

carbon dioxide
124-38-9

carbon dioxide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

n-butyllithium
109-72-8, 29786-93-4

n-butyllithium

Vinyl bromide
593-60-2

Vinyl bromide

diethyl ether
60-29-7

diethyl ether

carbon dioxide
124-38-9

carbon dioxide

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
at 0℃;
1,4-dihydroxybut-2-yne
110-65-6

1,4-dihydroxybut-2-yne

acetone
67-64-1

acetone

Cr2O3-H2SO4

Cr2O3-H2SO4

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

n-butyllithium
109-72-8, 29786-93-4

n-butyllithium

Vinyl bromide
593-60-2

Vinyl bromide

carbon dioxide
124-38-9

carbon dioxide

petroleum ether

petroleum ether

A

Propiolic acid
471-25-0

Propiolic acid

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Conditions
ConditionsYield
at 14℃;
meso-2,3-difluorosuccinic acid
392-46-1

meso-2,3-difluorosuccinic acid

water
7732-18-5

water

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

meso-2,3-dibromosuccinic acid
608-36-6

meso-2,3-dibromosuccinic acid

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

(+-)-2,3-dibromosuccinic acid
1114-00-7

(+-)-2,3-dibromosuccinic acid

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

meso-2,3-dibromosuccinic acid
608-36-6

meso-2,3-dibromosuccinic acid

barytes

barytes

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

meso-2,3-dibromosuccinic acid
608-36-6

meso-2,3-dibromosuccinic acid

KOH-solution

KOH-solution

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

(+-)-2,3-dibromosuccinic acid
1114-00-7

(+-)-2,3-dibromosuccinic acid

KOH-solution

KOH-solution

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

meso-2,3-dibromosuccinic acid
608-36-6

meso-2,3-dibromosuccinic acid

lime/chalk/

lime/chalk/

A

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

B

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

cyclopenta-1,3-diene
542-92-7

cyclopenta-1,3-diene

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylic acid
15872-28-3

bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylic acid

Conditions
ConditionsYield
In 1,4-dioxane at 20℃; for 12h; Diels-Alder cycloaddition;100%
In diethyl ether Ambient temperature;85%
Stage #1: Acetylenedicarboxylic acid With (2-bromophenyl)boronic acid In dichloromethane at 25℃; for 0.166667h; Inert atmosphere;
Stage #2: cyclopenta-1,3-diene In dichloromethane at 25℃; for 48h; Diels-Alder cycloaddition; Inert atmosphere;
84%
8-azido-1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorooctane
62571-55-5

8-azido-1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorooctane

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

1-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluoro-octyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

1-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluoro-octyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

Conditions
ConditionsYield
In acetone for 6h; Heating;100%
6-azido-1,1,1,2,2,3,3,4,4-nonafluorohexane
121177-78-4

6-azido-1,1,1,2,2,3,3,4,4-nonafluorohexane

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

1-(3,3,4,4,5,5,6,6,6-nonafluoro-hexyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

1-(3,3,4,4,5,5,6,6,6-nonafluoro-hexyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

Conditions
ConditionsYield
In acetone for 6h; Heating;100%
1-azido-1H,1H,2H,2H-perfluorodecane
121177-79-5

1-azido-1H,1H,2H,2H-perfluorodecane

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

1-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro-decyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

1-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro-decyl)-1H-[1,2,3]triazole-4,5-dicarboxylic acid

Conditions
ConditionsYield
In acetone for 6h; Heating;100%
Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

<2H6>γ-Butyrolactone
77568-65-1

<2H6>γ-Butyrolactone

Conditions
ConditionsYield
With deuterium; Ru4H4(CO)8(PBu3)4 In tetrahydrofuran at 180℃; for 48h;100%
tert-butyl 3-(2-(2-(2-aminoethoxyl)ethoxy)ethoxy)propanoate
252881-74-6

tert-butyl 3-(2-(2-(2-aminoethoxyl)ethoxy)ethoxy)propanoate

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

di-tert-butyl 14,17-dioxo-4,7,10,21,24,27-hexaoxa-13,18-diazatriacont-15-yne-1,30-dioate

di-tert-butyl 14,17-dioxo-4,7,10,21,24,27-hexaoxa-13,18-diazatriacont-15-yne-1,30-dioate

Conditions
ConditionsYield
With 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride In 1-methyl-pyrrolidin-2-one at 0℃; for 6h;100%
With 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride In 1-methyl-pyrrolidin-2-one at 0℃; for 6h;
With 4-(4,6-dimethoxy-1,3,5-triazin-2-yl)-4-methylmorpholinium chloride In 1-methyl-pyrrolidin-2-one at 0℃; for 6h;2.26 g
N,N-Dimethylselenourea
5117-16-8

N,N-Dimethylselenourea

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

(Z)-5-(carboxymethylene)-2-(dimethylamino)-4,5-dihydro-1,3-selenazol-4-one

(Z)-5-(carboxymethylene)-2-(dimethylamino)-4,5-dihydro-1,3-selenazol-4-one

Conditions
ConditionsYield
In ethanol at 20℃; for 1h;99%
Phenyl triflate
17763-67-6

Phenyl triflate

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

diphenyl acetylene
501-65-5

diphenyl acetylene

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; 1,8-diazabicyclo[5.4.0]undec-7-ene; 1,4-di(diphenylphosphino)-butane In dimethyl sulfoxide at 110℃; for 3h;98%
N-(selenocarbamido)piperidine
61934-60-9

N-(selenocarbamido)piperidine

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Z-5-carboxylmethylene-2-piperidino-4,5-dihydro-1,3-selenazol-4-one

Z-5-carboxylmethylene-2-piperidino-4,5-dihydro-1,3-selenazol-4-one

Conditions
ConditionsYield
In ethanol at 20℃; for 1h;97%
(S)-2-Octanol
6169-06-8

(S)-2-Octanol

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

bis[(1S)-1-methylheptyl] acetylenedicarboxylate
1181217-27-5

bis[(1S)-1-methylheptyl] acetylenedicarboxylate

Conditions
ConditionsYield
With sulfuric acid In tetrahydrofuran for 14h; Reflux;97%
bromobenzene
108-86-1

bromobenzene

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

diphenyl acetylene
501-65-5

diphenyl acetylene

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; 1,8-diazabicyclo[5.4.0]undec-7-ene; 1,4-di(diphenylphosphino)-butane In dimethyl sulfoxide at 110℃; for 3h;97%
N,N-diethylselenourea
5117-17-9

N,N-diethylselenourea

Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

Z-5-carboxylmethylene-2-diethylamino-4,5-dihydro-1,3-selenazol-4-one

Z-5-carboxylmethylene-2-diethylamino-4,5-dihydro-1,3-selenazol-4-one

Conditions
ConditionsYield
In ethanol at 20℃; for 1h;96%
Acetylenedicarboxylic acid
142-45-0

Acetylenedicarboxylic acid

acetylene dicarboxylic acid disodium salt

acetylene dicarboxylic acid disodium salt

Conditions
ConditionsYield
With sodium hydroxide In methanol at 20℃; for 2h;96%
With sodium hydroxide In methanol; water
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