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Qingdao Beluga Import and Export Co., LTD

Acetic acid, (methylthio)-, anhydride CAS:63521-90-4 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 qu

Acetic acid, (methylthio)-, anhydride CAS:63521-90-4

Cas:63521-90-4

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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

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

Min.Order:1 Kilogram

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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

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

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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

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

Min.Order:10 Gram

FOB Price: $100.0

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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

63521-90-4 CAS NO.63521-90-4

Cas:63521-90-4

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

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Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

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Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Acetic acid, (methylthio)-, anhydride

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Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Acetic acid, (methylthio)-, anhydride

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Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

63521-90-4

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Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Acetic acid, (methylthio)-, anhydride

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Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

63521-90-4

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ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

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Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

63521-90-4 CAS NO.63521-90-4

Cas:63521-90-4

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Hangzhou yi lu biont technology Co., LTD

63521-90-4 Acetic acid, (methylthio)-, anhydride

63521-90-4 Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

Min.Order:0 Metric Ton

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Henan Wising Chem Co., Ltd

Henan Wising Chem specialize in sourcing the chemicals in China. We are associated with many trusted manufacturers each having different area of expertise required for meeting the needs of our local as well as overseas buyers . We have access to cu

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

Min.Order:10 Milligram

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Chungking Joyinchem Co., Ltd.

Joyinchem have been committed to chemical supply for several years and have built good cooperation records with multinational chemical corporations and importers from all over the world. Our services include:-Spot goods-Contract manufacturing-Custom

Acetic acid, (methylthio)-, anhydride

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Nanjing Raymon Biotech Co., Ltd.

Acetic acid, (methylthio)-, anhydrideAppearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by

Acetic acid, (methylthio)-, anhydride

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UNILAB(UNITED LABORATORIES)

Acetic acid, (methylthio)-, anhydride CAS No.: 63521-90-4 Storage:as prescribe by the manufaurer Package:pack as requested

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

Min.Order:100 Kilogram

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Chemical Co.Ltd

Acetic acid, (methylthio)-, anhydrideAppearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the package

Acetic acid, (methylthio)-, anhydride

Cas:63521-90-4

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Synthetic route

methylsulfanyl-acetic acid
2444-37-3

methylsulfanyl-acetic acid

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

Conditions
ConditionsYield
With acetic anhydride for 4h; Dehydration; acylation; Heating;84%
With dicyclohexyl-carbodiimide In diethyl ether for 24h; Inert atmosphere;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

11β,21-dihydroxy-6α-methyl-17α-(methylthio)acetoxy-1,4-pregnadiene-3,20-dione
89472-50-4

11β,21-dihydroxy-6α-methyl-17α-(methylthio)acetoxy-1,4-pregnadiene-3,20-dione

11β-hydroxy-6α-methyl-17α-21-bis<(methylthio)acetoxy>-1,4-pregnadiene-3,20-dione
89472-53-7

11β-hydroxy-6α-methyl-17α-21-bis<(methylthio)acetoxy>-1,4-pregnadiene-3,20-dione

Conditions
ConditionsYield
With triethylamine In dichloromethane for 5h; Ambient temperature;77%
(OC-6-43)-amminedichloro(cyclohexanamine)dihydroxyplatinum(IV)
124721-03-5, 1313200-52-0, 146924-11-0

(OC-6-43)-amminedichloro(cyclohexanamine)dihydroxyplatinum(IV)

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

(OC-6-43)-amminedichloro(cyclohexanamine)bis((methylthio)acetato-O)platinum(IV)
160953-33-3

(OC-6-43)-amminedichloro(cyclohexanamine)bis((methylthio)acetato-O)platinum(IV)

Conditions
ConditionsYield
In diethyl ether; dichloromethane excess of anhydride, stirring in CH2Cl2/Et2O=4:1 for 24 h; pptn. on Et2O addn. (stirring), collection, drying (vac.); elem. anal.;73%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

(1-Phenethyl-piperidin-4-yl)-phenyl-amine
21409-26-7

(1-Phenethyl-piperidin-4-yl)-phenyl-amine

N-(1-(2-phenylethyl)-4-piperidinyl)-2-(methylthio)acetanilide
130819-93-1

N-(1-(2-phenylethyl)-4-piperidinyl)-2-(methylthio)acetanilide

Conditions
ConditionsYield
In benzene Heating;70%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

3-<2-(3,4-Dimethoxyphenyl)ethylamino>-2-cyclohexen-1-on
27032-09-3

3-<2-(3,4-Dimethoxyphenyl)ethylamino>-2-cyclohexen-1-on

N-<2-(3,4-dimethoxyphenyl)ethyl>-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide
107199-45-1

N-<2-(3,4-dimethoxyphenyl)ethyl>-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine at 70 - 80℃; for 1h;60%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

3-<3-(3,4-dimethoxyphenyl)propylamino>-2-cyclohexen-1-one
107199-42-8

3-<3-(3,4-dimethoxyphenyl)propylamino>-2-cyclohexen-1-one

N-<3-(3,4-dimethoxyphenyl)propyl>-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide
107199-46-2

N-<3-(3,4-dimethoxyphenyl)propyl>-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine at 70 - 80℃; for 1h;57%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

5,5-dimethyl-3-(phenylamino)cyclohex-2-en-1-one
18940-21-1

5,5-dimethyl-3-(phenylamino)cyclohex-2-en-1-one

N-(5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)-N-phenyl-α-(methylthio)acetamide
107199-43-9

N-(5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)-N-phenyl-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine at 160℃; for 1h;54%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

7-amino-4-chloro-3-propoxyisocoumarin

7-amino-4-chloro-3-propoxyisocoumarin

N-(4-Chloro-1-oxo-3-propoxy-1H-isochromen-7-yl)-2-methylsulfanyl-acetamide

N-(4-Chloro-1-oxo-3-propoxy-1H-isochromen-7-yl)-2-methylsulfanyl-acetamide

Conditions
ConditionsYield
In tetrahydrofuran Ambient temperature;54%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

acetic acid 5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester
171292-10-7

acetic acid 5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

acetic acid 1-(2-(methylsulfanyl)acetyl)-5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

acetic acid 1-(2-(methylsulfanyl)acetyl)-5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

Conditions
ConditionsYield
With pyridine; dmap at 20℃; Acylation;53%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

N-cyclohexylidene-2-(3,4-dimethoxyphenyl)ethylamine
82988-55-4

N-cyclohexylidene-2-(3,4-dimethoxyphenyl)ethylamine

N-(cyclohex-1-enyl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide
97185-46-1

N-(cyclohex-1-enyl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide

Conditions
ConditionsYield
In pyridine46%
In pyridine
With pyridine In benzene 0 deg C to room temp. overnight; Yield given;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

(Z)-ethyl 2-(pyrrolidin-2-ylidene)acetate
35150-22-2

(Z)-ethyl 2-(pyrrolidin-2-ylidene)acetate

A

ethyl 4-methylthio-3-oxo-2-(pyrrolidinylidene)butanoate

ethyl 4-methylthio-3-oxo-2-(pyrrolidinylidene)butanoate

B

ethyl <1-(methylthio)acetyl-2-pyrrolidinylidene>acetate

ethyl <1-(methylthio)acetyl-2-pyrrolidinylidene>acetate

Conditions
ConditionsYield
In pyridine at 120℃; for 1h; Heating;A 6%
B 43%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

11β,21-dihydroxy-17α-methoxyacetoxy-6α-methyl-1,4-pregnadiene-3,20-dione
86282-02-2

11β,21-dihydroxy-17α-methoxyacetoxy-6α-methyl-1,4-pregnadiene-3,20-dione

11β-hydroxy-17α-methoxyacetoxy-6α-methyl-21-(methylthio)acetoxy-1,4-pregnadiene-3,20-dione
89472-48-0

11β-hydroxy-17α-methoxyacetoxy-6α-methyl-21-(methylthio)acetoxy-1,4-pregnadiene-3,20-dione

Conditions
ConditionsYield
With triethylamine In dichloromethane for 5h; Ambient temperature;31%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

N-benzyl-3-amino-2-cyclohexen-1-one
41609-04-5

N-benzyl-3-amino-2-cyclohexen-1-one

N-benzyl-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide
106344-93-8

N-benzyl-N-(3-oxo-1-cyclohexen-1-yl)-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine at 160℃; for 1h;23%
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

testosterone
58-22-0

testosterone

methylsulfanyl-acetic acid-(3-oxo-androst-4-en-17β-yl ester)

methylsulfanyl-acetic acid-(3-oxo-androst-4-en-17β-yl ester)

cyclohexanedione monoethylene ketal
4746-97-8

cyclohexanedione monoethylene ketal

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

2-(3,4-dimethoxyphenyl)-ethylamine
120-20-7

2-(3,4-dimethoxyphenyl)-ethylamine

N-(1,4-dioxaspiro<4,5>dec-7-en-8-yl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide
123190-07-8

N-(1,4-dioxaspiro<4,5>dec-7-en-8-yl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine 1) benzene, reflux, 5 h, 2) benzene, r.t., overnight; Yield given. Multistep reaction;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

N-cyclohexylidenemethylamine
6407-35-8

N-cyclohexylidenemethylamine

N-Cyclohex-1-enyl-N-methyl-2-methylsulfanyl-acetamide
82988-52-1

N-Cyclohex-1-enyl-N-methyl-2-methylsulfanyl-acetamide

Conditions
ConditionsYield
In pyridine
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

(2-Cyclohex-1-enyl-ethyl)-cyclohexylidene-amine
144809-23-4

(2-Cyclohex-1-enyl-ethyl)-cyclohexylidene-amine

N-(cyclohex-1-enyl)-N-<2-(cyclohex-1-enyl)ethyl>-α-(methylthio)acetamide
97185-47-2

N-(cyclohex-1-enyl)-N-<2-(cyclohex-1-enyl)ethyl>-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine In benzene 0 deg C to room temp. overnight; Yield given;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

(4-Benzyloxy-cyclohexylidene)-[2-(3,4-dimethoxy-phenyl)-ethyl]-amine

(4-Benzyloxy-cyclohexylidene)-[2-(3,4-dimethoxy-phenyl)-ethyl]-amine

N-(4-benzyloxycyclohex-1-enyl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide
97185-49-4

N-(4-benzyloxycyclohex-1-enyl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide

Conditions
ConditionsYield
With pyridine In benzene 0 deg C to room temp. overnight; Yield given;
3-(3,4-dimethoxyphenyl)propylamine
14773-42-3

3-(3,4-dimethoxyphenyl)propylamine

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

cyclohexanone
108-94-1

cyclohexanone

N-(cyclohex-1-enyl)-N-<3-(3,4-dimethoxyphenyl)propyl>-α-(methylthio)-acetamide
129881-32-9

N-(cyclohex-1-enyl)-N-<3-(3,4-dimethoxyphenyl)propyl>-α-(methylthio)-acetamide

Conditions
ConditionsYield
With pyridine 1) benzene, reflux, 2) benzene, r.t., overnight; Yield given. Multistep reaction;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

[2-(3,4-Dimethoxy-phenyl)-ethyl]-(1,4-dioxa-spiro[4.5]dec-8-ylidene)-amine
129881-26-1

[2-(3,4-Dimethoxy-phenyl)-ethyl]-(1,4-dioxa-spiro[4.5]dec-8-ylidene)-amine

N-(1,4-dioxaspiro<4,5>dec-7-en-8-yl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide
123190-07-8

N-(1,4-dioxaspiro<4,5>dec-7-en-8-yl)-N-<2-(3,4-dimethoxyphenyl)ethyl>-α-(methylthio)acetamide

Conditions
ConditionsYield
In pyridine; benzene Yield given;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

5-methyl-1H-pyrrole-2-carboxylic acid-3'-ester of 7-[(6-deoxy-5-C-methyl-4-O-(tetrahydro-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)oxy]-4-hydroxy-8-methyl-2H-1-benzopyran-2-one
200726-93-8

5-methyl-1H-pyrrole-2-carboxylic acid-3'-ester of 7-[(6-deoxy-5-C-methyl-4-O-(tetrahydro-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)oxy]-4-hydroxy-8-methyl-2H-1-benzopyran-2-one

5-methyl-1H-pyrrole-2-carboxylic acid-3'-ester of 7[(6-deoxy-5-C-methyl-4-O-methyl-2-O-(tetrahydro-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)oxy]-4-hydroxy-8-methyl-3-[(methylthio)acetyl]-2H-1-benzopyran-2-one
200726-94-9

5-methyl-1H-pyrrole-2-carboxylic acid-3'-ester of 7[(6-deoxy-5-C-methyl-4-O-methyl-2-O-(tetrahydro-2H-pyran-2-yl)-alpha-L-lyxo-hexopyranosyl)oxy]-4-hydroxy-8-methyl-3-[(methylthio)acetyl]-2H-1-benzopyran-2-one

Conditions
ConditionsYield
With dmap In dichloromethane Ambient temperature;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

acetic acid 5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester
171292-10-7

acetic acid 5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

A

5-Hydroxy-1-(2-methylsulfanyl-acetyl)-1,5-dihydro-pyrrol-2-one

5-Hydroxy-1-(2-methylsulfanyl-acetyl)-1,5-dihydro-pyrrol-2-one

B

acetic acid 1-(2-(methylsulfanyl)acetyl)-5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

acetic acid 1-(2-(methylsulfanyl)acetyl)-5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester

Conditions
ConditionsYield
Stage #1: α-(methylthio)acetic acid anhydride; acetic acid 5-oxo-2,5-dihydro-1H-pyrrol-2-yl ester With pyridine; dmap at 20℃; Acylation;
Stage #2: With lipase B of Candida antarctica In hexane; tert-butyl alcohol at 20℃; for 23h; Hydrolysis; transesterification;
propan-1-ol
71-23-8

propan-1-ol

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

propyl 2-(methylsulfanyl)acetate
103222-13-5

propyl 2-(methylsulfanyl)acetate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In diethyl ether for 120h;
ethanol-d6
1516-08-1

ethanol-d6

α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

[D5]ethyl 2-(methylsulfanyl)acetate
1351524-26-9

[D5]ethyl 2-(methylsulfanyl)acetate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In diethyl ether for 3h; Inert atmosphere;
α-(methylthio)acetic acid anhydride
63521-90-4

α-(methylthio)acetic acid anhydride

butan-1-ol
71-36-3

butan-1-ol

butyl 2-(methylsulfanyl)acetate
67746-25-2

butyl 2-(methylsulfanyl)acetate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In diethyl ether for 120h;

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