ChemicalBook > CAS DataBase List > (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline

(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline

Product Name: (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline
CAS No.: 64838-55-7
Chemical Name: (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline
Synonyms: Acetylcaptopril;S-Acetylcaptopril;Captopril Impurity 10;Captopril EP Impurity J;(2S)-1-(3-Acetylthio-2-methyl-;Captopril?-?Impurity?J?(EP/BP);Captopril impurity J (Y0001450);D-(S)-3-Acetylthio-2-Methyl-L-proline;1-[(s)-3-(acetylthio)isobutyryl]-l-proline;d-3-acetythio-2-methyl propionyl-l-proline
CBNumber: CB9854073
Molecular Formula: C11H17NO4S
Formula Weight: 259.32
MOL File: 64838-55-7.mol

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(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline Property

Melting point:: 76-82 °C(lit.)
alpha: -158 º (c=1, MeOH)
Boiling point:: 464.8±40.0 °C(Predicted)
Density: 1.291±0.06 g/cm3(Predicted)
refractive index: -160 ° (C=1, MeOH)
storage temp.: Sealed in dry,Room Temperature
solubility: DMSO (Slightly), Methanol (Slightly)
pka: 3.56±0.20(Predicted)
color: White
CAS DataBase Reference: 64838-55-7(CAS DataBase Reference)

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Safety

Hazard Codes: Xi
Risk Statements: 36
Safety Statements: 24/25-26
WGK Germany: 3
HS Code: 2933.99.9701

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H317May cause an allergic skin reaction

H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements

P202Do not handle until all safety precautions have been read and understood.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P308+P313IF exposed or concerned: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: Y0001450
Product name: Captopril impurity J
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: 10 mg
Price: $156
Updated: 2025/07/31

Sigma-Aldrich

Product number: Y0001450
Product name: Captopril impurity J
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: y0001450
Price: $153
Updated: 2024/03/01

TCI Chemical

Product number: A1528
Product name: 1-[(2S)-3-(Acetylthio)-2-methylpropionyl]-L-proline
Packaging: 1G
Price: $29
Updated: 2025/07/31

TCI Chemical

Product number: A1528
Product name: 1-[(2S)-3-(Acetylthio)-2-methylpropionyl]-L-proline Hydrate
Purity: >90.0%(T)
Packaging: 5g
Price: $86
Updated: 2025/07/31

TRC

Product number: A188730
Product name: 1-[(S)-3-(Acetylthio)isobutyryl]-L-prolineHydrate
Packaging: 1g
Price: $875
Updated: 2021/12/16

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(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline Chemical Properties,Usage,Production

Chemical Properties

white fine powder

Uses

(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline is used in the preparation of captopril derivatives, used as angiotensin converting enzymes.

(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline Preparation Products And Raw materials

Raw materials

Preparation Products

Isobornyl acetate L-Malic acid Imidapril PEPLOMYCIN Benzenesulfonic acid Cefoperazone Potassium Phosphate Monobasic Calcium chloride dihydrate Nickel sulfate hexahydrate 1-Diazo-2-naphthol-4-sulfonic acid 3-Methylbutyl 3-methylbutanoate Sodium hydrogen difluoride Acetic acid Sodium nitrate Squalene

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View Lastest Price from (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline manufacturers

Henan Fengda Chemical Co., Ltd

Product: Captopril EP Impurity J 64838-55-7
Price: US $10.00-3.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: g-kg-tons, free sample is available
Release date: 2024-04-29

Career Henan Chemical Co

Product: (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline 64838-55-7
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: kg/T
Release date: 2019-12-18

64838-55-7, (2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-prolineRelated Search:

ISOOCTYL 3-MERCAPTOPROPIONATE 3-Mercaptopropionic acid Methyl cellulose POTASSIUM THIOGLYCOLATE Methyl acrylate Methylparaben Sodium thioglycolate Mercaptoacetic acid Calcium thioglycolate 6-Mercaptopurine Bensulfuron methyl D-Proline 2-Ethylhexyl mercaptoacetate Kresoxim-methyl METSULFURON METHYL Methyl 2-Mercaptoethanol Zofenopril calcium

N-[3-(ACETYLTHIO)-(2S)-METHYL-1-OXOPROPYL]-L-PROLINE HYDRATE

1-[(S)-3-(Acetylthio)isobutyryl]-L-proline 1-[(2S)-3-(Acetylthio)-2-methyl-1-oxopropyl]-L-proline

D-(S)-3-Acetylthio-2-Methyl-L-proline

(2S)-1-[(2S)-3-(Acetylsulfanyl)-2-methylpropanoyl]pyrrolidine-2-carboxylic acid

Acetylcaptopril

N-(3-ACETYLTHIO-2-D-METHYLPROPIONIL)-L-PROLINE

N-[3-(ACETYLTHIO)-(2S)-METHYL-1-OXOPROPYL]-L-PROLINE

Captopril EP Impurity J

(S)-1-((S)-3-(Acetylthio)-2-methylpropanoyl)pyrrolidine-2-carboxylic acid

3-(acetylthio)-1-(2-methyl-1-oxopropyl)-2-pyrrolidinecarboxylic acid

(2S)-1-[(2S)-3-acetylthio-2-methylpropanoyl]pyrrolidine-2-carboxylic acid

n-[3-(acetylthio)-(2s)-methylpropionyl]-l-proline

N-[3-(ACETYLTHIO)-(2S)-METHYLPROPYL]-L-PROLINE HYDRATE

(S)-3-ACETYLTHIO-2-METHYLPROPIONYL-L-PROLINE

1-[(2S)-3-(ACETYLTHIO)-2-METHYL-1-OXOPROPYL]-L-PROLINE HYDRATE

1-[(2S)-3-(ACETYLTHIO)-2-METHYLPROPIONYL]-L-PROLINE

1-[(2S)-3-(ACETYLTHIO)-2-METHYLPROPIONYL]-L-PROLINE HYDRATE

(2s)-1-(3-acetylthio-2-methyl-1-oxopropyl)-l-proline

1-[(S)-3-(ACETYLTHIO)ISOBUTYRYL]-L-PROLINE HYDRATE

D-(S)-3-Acetylthio-2-methyl-1-oxopropyl-L-proline

1-(3-Acetylsulfanyl-2-methylpropanoyl)pyrrolidine-2-carboxylic acid

L-Proline, 1-[3-(acetylthio)-2-methyl-1-oxopropyl]-, (S)-

N-[3-(Acetylthio)-(2S)-methyl-1-oxopropyl]-L-proline hydrate,97%

N-[3-(Acetylthio)-(2S)-methylpropionyl]-L-proline hydrate

(S)-1-[3-(acetylthio)-2-methyl-1-oxopropyl]-L-proline

1-(3-Acethylthio-2-D-methylpropanonyl)-L-proline

N-[3-(ACETYLTHIO)-(2S)-METHYL-1-OXOPROPYL]-L-PROLINE(ATMP)

(2S)-1-(3-Acetylthio-2-methyl-

1-[(2s)-3-(acetylthio)-2-methyl-1-oxopropyl]-l-proline

1-[(s)-3-(acetylthio)isobutyryl]-l-proline

1-(3-ACETHYLTHIO-2-D-METHYLPROPANONYL)-L-PROLINE (ATMP)/CAPTOPRIL

d-3-acetythio-2-methyl propionyl-l-proline

S-Acetylcaptopril

D-(S)-3-ACETYLTHIO-2-METHYLPROPIONYL-L-PROLINE

D-3-ACETYLTHIO-2-METHYL PROPIONYL-L-PROLINE

1-[(2S)-3-(Acetylthio)-2-methylpropionyl]-L-proline Hydrate&gt

L-Proline, 1-[(2S)-3-(acetylthio)-2-methyl-1-oxopropyl]-

(2S)-1-(3-Acetylthio-2-methyl-1-oxopropyl)-L-proline USP/EP/BP

Captopril impurity J (Y0001450)

Captopril Impurity 10

2S)-3-ACETILTIO-2-METIL-PROPIONIL-(L)-PROLINA

1-[(2S)-2-Methyl-3-Acetyl cysteine-1-Oxoprophl]-L-Proline

Captopril EP Impurity J (Captopril Impurity)

Captopril?-?Impurity?J?(EP/BP)

S -Acetylcaptopril/1-[(S)-3-(Acetylthio)isobutyryl]-L-proline Hydrate

64838-55-7

C11H19NO3S

C11H17NO4SxH2O

Unnatural Amino Acid Derivatives

Proline Derivatives

Specialty Synthesis

Peptide Synthesis

Sulphur Derivatives

(intermediate of captopril)

Peptide Synthesis

Proline Derivatives

Unnatural Amino Acid Derivatives