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IMp. K (EP)

CAS No.
40610-41-1
Chemical Name:
IMp. K (EP)
Synonyms
IMp. K (EP);AMpicillin iMpurity K;AMpicillin EP IMpurity K;Ampicillin Impurity K(EP);Ampicillin Sodium Impurity K;Ampicillin Sodium EP Impurity K;Ampicillin Impurity 11(Ampicillin EP Impurity K);(2R)-2-(2,2-dimethylpropanoylamino)-2-phenylacetic acid;(2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-phenylacetic acid;Benzeneacetic acid, α-[(2,2-dimethyl-1-oxopropyl)amino]-, (R)- (9CI)
CBNumber:
CB12610802
Molecular Formula:
C13H17NO3
Molecular Weight:
235.28
MDL Number:
MFCD16380977
MOL File:
40610-41-1.mol
MSDS File:
SDS
Last updated:2025-09-02 11:32:32

IMp. K (EP) Properties

Boiling point 441.5±38.0 °C(Predicted)
Density 1.141±0.06 g/cm3(Predicted)
storage temp. -20°C
pka 3.28±0.10(Predicted)
InChI InChI=1/C13H17NO3/c1-13(2,3)12(17)14-10(11(15)16)9-7-5-4-6-8-9/h4-8,10H,1-3H3,(H,14,17)(H,15,16)/t10-/s3
InChIKey UYMYKMRRCXEIRJ-JQHDBZEONA-N
SMILES [C@@H](C1C=CC=CC=1)(C(=O)O)NC(=O)C(C)(C)C |&1:0,r|
FDA UNII G88PE39NQO
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H312-H332
Precautionary statements  P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P330-P362-P403+P233-P501

IMp. K (EP) price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR9105 (2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-phenylacetic acid certified reference material, TraceCERT?, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland 40610-41-1 25mg $649 2025-07-31 Buy
TRC P336320 (R)-2-Phenyl-2-pivalamidoaceticAcid 40610-41-1 500mg $2180 2021-12-16 Buy
TRC P336320 (R)-2-Phenyl-2-pivalamidoaceticAcid 40610-41-1 50mg $275 2021-12-16 Buy
TRC P336320 (R)-2-Phenyl-2-pivalamidoaceticAcid 40610-41-1 100mg $520 2021-12-16 Buy
Ambeed A479952 (R)-2-Phenyl-2-pivalamidoaceticacid 97% 40610-41-1 250mg $62 2021-12-16 Buy
Product number Packaging Price Buy
PHR9105 25mg $649 Buy
P336320 500mg $2180 Buy
P336320 50mg $275 Buy
P336320 100mg $520 Buy
A479952 250mg $62 Buy

IMp. K (EP) Chemical Properties,Uses,Production

Uses

(R)-2-Phenyl-2-pivalamidoacetic Acid (Ampicillin EP Impurity K) is an impurity of?Ampicillin (A634300), a?β-lactam?antibiotic used for treating bacterial infection.?Ampicillin interferes with cell wall synthesis in bacteria.

IMp. K (EP) Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 81)Suppliers
Supplier Tel Email Country ProdList Advantage
Guangzhou PI PI BIOTECH INC
+86-020-81716320 +86-13602409664 Sales@pipitech.com China 975 55
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
+86-13017695106 +86-13676922317 jiuyitime@fdachem.com China 9029 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28172 58
Standardpharm Co. Ltd.
86-714-3992388 overseasales1@yongstandards.com United States 14332 58
Career Henan Chemica Co
+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30229 58
Hangzhou MolCore BioPharmatech Co.,Ltd.
+86-057181025280; +8617767106207 sales@molcore.com China 49734 58
Shenzhen Excellent Biomedical Technology Co.,Ltd.
+undefined18318671572 sale@ex-biotech.com China 1092 58
China National Standard Pharmaceutical Corporation Limited
+8615391658522 overseasales@yongstandards.com China 11922 58
Shanghai Acmec Biochemical Technology Co., Ltd.
+86-18621343501; +undefined18621343501 product@acmec-e.com China 33338 58
SHANGHAI KEAN TECHNOLOGY CO., LTD.
+8613817748580 cooperation@kean-chem.com China 40066 58

View Lastest Price from IMp. K (EP) manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ampicillin Impurity K pictures 2025-09-03 Ampicillin Impurity K
40610-41-1
US $0.00-0.00 / mg 10mg 90%+ 10g Guangzhou PI PI BIOTECH INC
 (R)-2-Phenyl-2-pivalamidoacetic acid pictures 2025-06-20 (R)-2-Phenyl-2-pivalamidoacetic acid
40610-41-1
US $1.60-9.60 / kg 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
IMp. K (EP) AMpicillin EP IMpurity K AMpicillin iMpurity K (2R)-2-(2,2-dimethylpropanoylamino)-2-phenylacetic acid Ampicillin Impurity 11(Ampicillin EP Impurity K) Benzeneacetic acid, α-[(2,2-dimethyl-1-oxopropyl)amino]-, (R)- (9CI) Ampicillin Sodium Impurity K Ampicillin Sodium EP Impurity K J. (2S,5R,6R)-6-[(2,2-d i me th ylpropa noyl)a mi no]-3,3-d i me th yl-7-oxo-4-th i a -1-a za b i c yc lo[3.2.0]h e pta ne -2-c a rb oxyli c a c i d , Ampicillin Impurity K(EP) (2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-phenylacetic acid 40610-41-1