CAS 181289-23-6

Formula: C8H15NO

InChI: InChI=1S/C8H15NO/c1-6(2)3-7-4-8(10)9-5-7/h6-7H,3-5H2,1-2H3,(H,9,10)/t7-/m0/s1

InChI key: GUGXRXLTTHFKHC-ZETCQYMHSA-N

SMILES: CC(C)C[C@H]1CC(=O)NC1

PREGABALIN IMPURITY A CRS

CAS: 181289-23-6

PREGABALIN IMPURITY A CRS

Ref: 41-Y0001806

(S)-4-Isobutylpyrrolidin-2-One

CAS: 181289-23-6

Formula: C₈H₁₅NO

Purity: 98%

Color and Shape: Solid

Molecular weight: 141.2108

Ref: IN-DA01CC9Z

Pregabalin EP Impurity A ((S)-Pregabalin USP Related Compound C, (S)-Pregabalin Lactam Impurity)

CAS: 181289-23-6

Formula: C₈H₁₅NO

Color and Shape: Colorless Liquid

Molecular weight: 141.21

Ref: 4Z-P-2732

(S)-4-Isobutylpyrrolidin-2-one

CAS: 181289-23-6

(S)-4-Isobutylpyrrolidin-2-one

Purity: 98%

Molecular weight: 141.21g/mol

Ref: 54-OR83940

(4S)-4-(2-Methylpropyl)pyrrolidin-2-one ((S)-Pregabalin Lactam)

CAS: 181289-23-6

Color and Shape: Neat

Ref: 86-MM1376.22

Pregabalin impurity A

CAS: 181289-23-6

(S)-4-Isobutylpyrrolidin-2-one

Formula: C₈H₁₅NO

Purity: 97%

Molecular weight: 141.21

Ref: IN-DG634756

Pregabalin EP Impurity A

CAS: 181289-23-6

Formula: C₈H₁₅NO

Molecular weight: 141.21

Ref: ST-EA-CP-P29001

(S)-Pregabalin Lactam

CAS: 181289-23-6

Impurity Pregabalin EP impurity A
Applications (S)-Pregabalin Lactam is an impurity of (S)-Pregabalin (P704790) which is a GABA analogue used as an anticonvulsant.
References Taylor, C.P., at al.: Epilepsy Res., 14, 11 (1993); Field, M.J., et al.: Pain, 80, 391 (1999)

Formula: C₈H₁₅NO

Color and Shape: Neat

Molecular weight: 141.21

Ref: TR-P704820

(S)-4-Isobutylpyrrolidin-2-one

CAS: 181289-23-6

Purity: 98%

Molecular weight: 141.21

Ref: 10-F616379

(S)-4-Isobutylpyrrolidin-2-one, Pregabalin Impurity

CAS: 181289-23-6

Purity: 98%

Molecular weight: 141.12

Ref: 10-F575477

(S)-4-(2-Methylpropyl)-2-pyrrolidinone

Controlled Product

CAS: 181289-23-6

(S)-4-(2-Methylpropyl)-2-pyrrolidinone is a lactam that has been synthesized in the laboratory. It is an organic solvent that is used in the synthesis of other compounds. The compound has a potential for producing impurities, such as isopropyl and phosphite, during synthesis. (S)-4-(2-Methylpropyl)-2-pyrrolidinone can be synthesized by reacting 2-methylpropionic acid with one equivalent of methylamine. This reaction takes place in an organic solvent and requires kinetic control to avoid side reactions.

Formula: C₈H₁₅NO

Purity: Min. 95%

Color and Shape: Powder

Molecular weight: 141.21 g/mol

Ref: 3D-IM156827