(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid

Product Name: (2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid
CAS No.: 23500-15-4
Chemical Name: (2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid
Synonyms: captopril-ep-imp-E;Captopril Impurity R;Captopril impurity E;L-1-Isobutyrylproline;1-Isobutyryl-L-proline;Captopril impurity E CRS;Captopril Desmercapto Impurity;(2S)-1-[2-Methylpropanoyl]-pyrrolid;L-Proline, 1-(2-methyl-1-oxopropyl)-;Captopril Impurity 6(Captopril EP Impurity E)
CBNumber: CB92605022
Molecular Formula: C9H15NO3
Formula Weight: 185.22
MOL File: 23500-15-4.mol

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(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid Property

Melting point:: 122.6-123.7℃
Boiling point:: 369.6±35.0 °C(Predicted)
Density: 1.182±0.06 g/cm3(Predicted)
storage temp.: 2-8°C
pka: 3.71±0.20(Predicted)
Major Application: pharmaceutical (small molecule)
InChI: 1S/C9H15NO3/c1-6(2)8(11)10-5-3-4-7(10)9(12)13/h6-7H,3-5H2,1-2H3,(H,12,13)/t7-/m0/s1
InChIKey: WKQUFVTUGGLNNO-ZETCQYMHSA-N
SMILES: N1([C@@H](CCC1)C(=O)O)C(=O)C(C)C

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: Y0000435
Product name: Captopril impurity E
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: 15 mg
Price: $167
Updated: 2026/03/19

Sigma-Aldrich

Product number: Y0000435
Product name: Captopril impurity E
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: y0000435
Price: $153
Updated: 2024/03/01

TRC

Product number: M324870
Product name: (2S)-1-(2-Methylpropanoyl)pyrrolidine-2-carboxylicAcid
Packaging: 25mg
Price: $170
Updated: 2021/12/16

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(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid Chemical Properties,Usage,Production

Uses

(2S)-1-(2-methylpropanoyl)pyrrolidine-2-carboxylic Acid (Captopril EP Impurity E) is an impurity of Captopril (C175750), an orally active angiotensin-converting enzyme (ACE) inhibitor(1) which acts as a neuroprotective & neuroresearch product.

(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid Preparation Products And Raw materials

Raw materials

Preparation Products

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(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid Suppliers

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23500-15-4, (2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic AcidRelated Search:

FARNESENE Isopropylmagnesium chloride lithium chloride complex ANTI-ESTROGEN RECEPTOR ESTETROL Ethylamine 1-[(2S)-3-BroMo-2-Methyl-1-oxopropyl]-L-proline Captopril tablets (2S)-1-[(2S)-2-Methyl-3-Methylsulfinylpropanoyl]pyrrolidine-2-carboxylic acid

(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid

L-1-Isobutyrylproline

1-Isobutyryl-L-proline

Captopril impurity E

(S)-1-isobutyrylpyrrolidine-2-carboxylic acid

Captopril Impurity R

Captopril Impurity 6(Captopril EP Impurity E)

captopril-ep-imp-E

Imp. E (EP):(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid

Captopril impurity E CRS

(2S)-1-[2-Methylpropanoyl]-pyrrolid

L-Proline, 1-(2-methyl-1-oxopropyl)-

Captopril Desmercapto Impurity

(2S)-1-(2-methylpropanoyl)pyrrolidine-2-carboxylic acid - [M85635]

23500-15-4