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Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com/pro01en/id/843.html Product Name 2,5-Dimercapto-1,3,4-thiadiazole CAS No. 1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole | CAS 1072-71-5

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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 2,5-Dimercapto-1,3,4- Thiadiazole supplier in China

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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 1,3,4-thiadiazole-2,5-dithiol

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

Factory Price API 99% Bismuththiol 1072-71-5 GMP Manufacturer

Cas:1072-71-5

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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

Bismuththiol Manufacturer/High quality/Best price/In stock

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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

2,5-Dimercapto-1,3,4-thiadiazole

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Henan Tianfu Chemical Co., Ltd.

Product Name: Bismuththiol Synonyms: 1,3,4-thiadiazol-dithiol-(2,5);1,3,4-Thiadiazolidine-2,5-dithione;2,5-Dimercapto-1,3,4-thiodiazole;BismuthonI;Dimercaptothiadiazole;Dimercapto-thiodiazol;py61h;usafa-835

Bismuththiol_

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be

Bismuththiol cas 1072-71-5

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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

Valued High Quality CAS 1072-71-5 with high-quality service

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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

Bismuththiol:cas:1072-71-5

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Henan Sinotech Import&Export Corporation

Chemical:2,5-Dimercapto-1,3,4-thiadiazole Synonym:[1,3,4]Thiadiazole-2,5-dithiol;2,5-Dimercapto-1,3,4-thiadiazole;Bismuththiol;DMTD; Formula:C2H2N2S3 CAS#:1072-71-5 Molecular weight:150.25 Shape&properties:This product is a white crystalli

2,5-Dimercapto-1,3,4-thiadiazole

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Leader Biochemical Group

About Product Technical Details

China Largest factory Manufacturer Supply Bismuththiol CAS 1072-71-5

Cas:1072-71-5

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Shijiazhuang Sdyano Fine Chemical Co., Ltd

1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;

Bismuththiol

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Off-white to yellow powder Storage:Store below +30°C. Package:25kg/drum Application:Pharmaceutical intermediates; metallic passivator;antioxidant Transportation:Express/Sea/Air Port:any port in china

Bismuththiol factory price

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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:white powder. Storage:Store in sealed containers at cool & d

Bismuththiol 1072-71-5 crystal powder

Cas:1072-71-5

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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

Bismuththiol 1072-71-5

Cas:1072-71-5

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Qingdao Beluga Import and Export Co., LTD

Bismuththiol CAS:1072-71-5 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 intermediates

Bismuththiol CAS:1072-71-5

Cas:1072-71-5

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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

Bismuththiol

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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. Our business covers more than 30 countries, most of the big customers come from Europe, Am

2,5-Dimercapto-1,3,4-Thiadiazole 1072-71-5 Bismuththiol

Cas:1072-71-5

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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

Bismuththiol

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

2,5-Dimercapto-1,3,4-Thiadiazole

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Triumph International Development Limilted

Appearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Pharmaceutical intermediates; metallic passivator;antioxidant Transportation:Common

2,5-Dimercapto-1,3,4-Thiadiazole

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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

Bismuththiol

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HANGZHOU YUNUO CHEMICAL CO.,LTD

As a thiodiazole derivative, DMTD is an acronym for 2,5-dimercapto-1,3,4-thiodiazole. It is an ashless and multifunctional additive in lubricants, for it not only can work as a corrosion inhibitor and metal deactivator, but also function as an EP/A

2,5-dimercapto-1,3,4-thiadoazole (DMTD)

Cas:1072-71-5

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Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

CAS1072-71-5 Bismuththiol

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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

Bismuththiol

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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

2,5-DIMERCAPTO-1,3,4-THIADIAZOL

Cas:1072-71-5

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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

Bismuththiol

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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

high purity 2,5-dimercapto-1,3,4-thiadiazol/ Bismuththiol

Cas:1072-71-5

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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

Bismuththiol

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Synthetic route

carbon disulfide
75-15-0

carbon disulfide

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

Conditions
ConditionsYield
With hydrazine hydrate; sodium hydroxide In ethanol; water at 0℃; for 17.5h; Reflux;98%
With hydrazine hydrate In ethanol at 80℃; for 4h; Temperature;93%
With sulfuric acid; hydrazine hydrate; sodium hydroxide87%
malonic acid dihydrazide
3815-86-9

malonic acid dihydrazide

carbon disulfide
75-15-0

carbon disulfide

A

malonic acid
141-82-2

malonic acid

B

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

Conditions
ConditionsYield
Stage #1: malonic acid dihydrazide; carbon disulfide With potassium hydroxide In ethanol for 3h; Rearrangement; cyclization; Heating;
Stage #2: With hydrogenchloride In ethanol Hydrolysis; ring cleavage;
A n/a
B 90%
carbon disulfide
75-15-0

carbon disulfide

succinic acid dihydrazide
4146-43-4

succinic acid dihydrazide

A

succinic acid
110-15-6

succinic acid

B

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

Conditions
ConditionsYield
Stage #1: carbon disulfide; succinic acid dihydrazide With potassium hydroxide In ethanol for 3h; Rearrangement; cyclization; Heating;
Stage #2: With hydrogenchloride In ethanol Hydrolysis; ring cleavage;
A n/a
B 90%
5-mercapto-1,3,4-thiadiazole-2(3H)-thione
1072-71-5

5-mercapto-1,3,4-thiadiazole-2(3H)-thione

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

Conditions
ConditionsYield
In argon matrix at -263.16℃; for 2h; UV-irradiation;
2,5-dimercapto-1,3,4-thiadiazole mono-sodium salt

2,5-dimercapto-1,3,4-thiadiazole mono-sodium salt

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

Conditions
ConditionsYield
Stage #1: 2,5-dimercapto-1,3,4-thiadiazole mono-sodium salt With sulfuric acid In water at 20℃; Inert atmosphere;
Stage #2: Industry scale;
1-acryloyloxymethyl-3,4-epoxycyclohexane
64630-63-3

1-acryloyloxymethyl-3,4-epoxycyclohexane

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C22H30N2O6S3

C22H30N2O6S3

Conditions
ConditionsYield
With 2,5-bis(1,1-dimethylethyl)-1,4-benzenediol at 60℃; for 3h;99.6%
methacrylic acid 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester

methacrylic acid 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C24H34N2O6S3

C24H34N2O6S3

Conditions
ConditionsYield
With 2,5-bis(1,1-dimethylethyl)-1,4-benzenediol at 40℃; for 5h;99.2%
methacrylic acid 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester

methacrylic acid 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester

1-acryloyloxymethyl-3,4-epoxycyclohexane
64630-63-3

1-acryloyloxymethyl-3,4-epoxycyclohexane

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C23H32N2O6S3

C23H32N2O6S3

Conditions
ConditionsYield
With 2,5-bis(1,1-dimethylethyl)-1,4-benzenediol In isopropyl alcohol at 70℃; for 4h;98.9%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

1-chloro-2,4-dinitro-benzene
97-00-7

1-chloro-2,4-dinitro-benzene

2,5-bis(2,4-dinitrophenylthio)-1,3,4-thiadiazole

2,5-bis(2,4-dinitrophenylthio)-1,3,4-thiadiazole

Conditions
ConditionsYield
With sodium hydroxide In ethanol; water at 20℃; for 24h;98%
With potassium hydroxide In water; N,N-dimethyl-formamide Heating;93%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

1,3,4-thiadiazole-2,5-disulfonic acid

1,3,4-thiadiazole-2,5-disulfonic acid

Conditions
ConditionsYield
With potassium permanganate Heating;98%
α-bromoacetophenone
70-11-1

α-bromoacetophenone

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

2-({5-[(2-oxo-2-phenylethyl)sulfanyl]-1,3,4-thiadiazol-2-yl}sulfanyl)-1-phenyl-1-ethanone

2-({5-[(2-oxo-2-phenylethyl)sulfanyl]-1,3,4-thiadiazol-2-yl}sulfanyl)-1-phenyl-1-ethanone

Conditions
ConditionsYield
With zinc(II) oxide In neat (no solvent) at 25 - 30℃;98%
Stage #1: 2,5-Dimercapto-1,3,4-thiadiazole With triethylamine In ethanol for 0.25h;
Stage #2: α-bromoacetophenone In ethanol for 3h; Reflux;
87%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

2-Bromo-4'-methoxyacetophenone
2632-13-5

2-Bromo-4'-methoxyacetophenone

1-(4-methoxyphenyl)-2-[(5-{[2-(4-methoxyphenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

1-(4-methoxyphenyl)-2-[(5-{[2-(4-methoxyphenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

Conditions
ConditionsYield
With zinc(II) oxide In neat (no solvent) at 25 - 30℃;94%
Stage #1: 2,5-Dimercapto-1,3,4-thiadiazole With triethylamine In ethanol for 0.25h;
Stage #2: 2-Bromo-4'-methoxyacetophenone In ethanol for 3h; Reflux;
87%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

para-bromophenacyl bromide
99-73-0

para-bromophenacyl bromide

1-(4-bromophenyl)-2-[(5-{[2-(4-bromophenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

1-(4-bromophenyl)-2-[(5-{[2-(4-bromophenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

Conditions
ConditionsYield
With zinc(II) oxide In neat (no solvent) at 25 - 30℃;94%
Stage #1: 2,5-Dimercapto-1,3,4-thiadiazole With triethylamine In ethanol for 0.25h;
Stage #2: para-bromophenacyl bromide In ethanol for 3h; Reflux;
89%
isooctylthiochloride

isooctylthiochloride

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

2,5-bis(isooctyldithio)-1,3,4-thiadiazole

2,5-bis(isooctyldithio)-1,3,4-thiadiazole

Conditions
ConditionsYield
In 1,2-dichloro-ethane at 30℃; for 3h;94%
carbonyldihydridotris(triphenylphosphine)osmium
36179-61-0, 12104-84-6

carbonyldihydridotris(triphenylphosphine)osmium

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

carbonylbis(1,3,4-thiadiazole-2,5-dithiolato)bis(triphenylphosphine)osmium(II)

carbonylbis(1,3,4-thiadiazole-2,5-dithiolato)bis(triphenylphosphine)osmium(II)

Conditions
ConditionsYield
In toluene the mixt. of Os complex and ligand was heated under reflux for 4 h; ppt. was filtered off, washed with toluene, ethanol, n-hexane, dried invac., elem. anal.;93%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

4-chlorobenzoylmethyl bromide
536-38-9

4-chlorobenzoylmethyl bromide

1-(4-chlorophenyl)-2-[(5-{[2-(4-chlorophenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

1-(4-chlorophenyl)-2-[(5-{[2-(4-chlorophenyl)-2-oxoethyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]-1-ethanone

Conditions
ConditionsYield
With zinc(II) oxide In neat (no solvent) at 25 - 30℃;93%
Stage #1: 2,5-Dimercapto-1,3,4-thiadiazole With triethylamine In ethanol for 0.25h;
Stage #2: 4-chlorobenzoylmethyl bromide In ethanol for 3h; Reflux;
87%
2-Isocyanatoethyl methacrylate
30674-80-7

2-Isocyanatoethyl methacrylate

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C16H20N4O6S3

C16H20N4O6S3

Conditions
ConditionsYield
In acetone at 20℃; for 5.5h;92.4%
In acetic acid butyl ester at 50℃;76%
carbon disulfide
75-15-0

carbon disulfide

didecylamine
1120-49-6

didecylamine

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C44H84N4S5

C44H84N4S5

Conditions
ConditionsYield
Stage #1: carbon disulfide; didecylamine; 2,5-Dimercapto-1,3,4-thiadiazole With sodium ethanolate In butan-1-ol at 0℃; for 5h;
Stage #2: With ammonium tetramolybdate In butan-1-ol at 130℃; under 3750.38 Torr; for 5h; Sealed tube; Inert atmosphere;
92.1%
triphenylbismuthane
603-33-8

triphenylbismuthane

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

2C2HN2S3(1-)*Bi(3+)*C6H5(1-)

2C2HN2S3(1-)*Bi(3+)*C6H5(1-)

Conditions
ConditionsYield
In ethanol; toluene at 112℃; for 0.166667h; Microwave irradiation;92%
4-bromoethylbutanoate
2969-81-5

4-bromoethylbutanoate

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

diethyl 4,4′-[(1,3,4-thiadiazol-2,5diyl)bis(sulfanediyl)]dibutanoate

diethyl 4,4′-[(1,3,4-thiadiazol-2,5diyl)bis(sulfanediyl)]dibutanoate

Conditions
ConditionsYield
Stage #1: 2,5-Dimercapto-1,3,4-thiadiazole With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h; Reflux;
Stage #2: Ethyl 4-bromobutyrate In N,N-dimethyl-formamide for 8h; Reflux;
92%
2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

1,3-dimethyl-5-chloro-pyrazole-4-carbonyl chloride
27006-83-3

1,3-dimethyl-5-chloro-pyrazole-4-carbonyl chloride

C14H12Cl2N6O2S3

C14H12Cl2N6O2S3

Conditions
ConditionsYield
With potassium carbonate In chloroform at 0 - 20℃; for 6h;92%
S-tert-butylsulfinimide
146374-27-8

S-tert-butylsulfinimide

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

2,5-bis(2-tert-butyldisulfanyl)-1,3,4-thiadiazole

2,5-bis(2-tert-butyldisulfanyl)-1,3,4-thiadiazole

Conditions
ConditionsYield
With copper(l) iodide; magnesium sulfate In N,N-dimethyl-formamide at 100℃; for 24h; Sealed tube;92%
copper(II) acetate monohydrate
6046-93-1

copper(II) acetate monohydrate

2,5-Dimercapto-1,3,4-thiadiazole
1072-71-5

2,5-Dimercapto-1,3,4-thiadiazole

C2N2S3(2-)*Cu(2+)

C2N2S3(2-)*Cu(2+)

Conditions
ConditionsYield
With potassium hydroxide In water at 60℃; for 2h;92%
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