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Acetylcysteine Impurity B (L-Cysteine)

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Formula: C3H7NO2S
CAS: 52-90-4
search Element: acetylcysteine cysteine impurity
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Identification

Structural Formula
Acetylcysteine Impurity B (L-Cysteine)
CAS:
52-90-4
EINECS:
200-158-2
Molecular Formula:
C3H7NO2S
MDL:
MFCD00064306
Synonym:
h-cys-oh ; e 920 ; cysteine ; thioserine ; nsc-8746 ; l-cys ; cysh ; fema 3263 ; cys ; cystein




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CAS equal suppliers

H-Cys-OH
GL Biochem (Shanghai) Ltd.
13017
L-Cysteine
Santa Cruz Biotechnology, Inc.
286072
l-cysteine
Indofine Chemical Co, Inc.
Bio-116
L-Cysteine
Molekula
15386031
L-Cysteine
TCI Chemicals (India) Pvt. Ltd.
C0515
L-Cysteine
AK Scientific, Inc.
AS190570
L-Cysteine
Hangzhou Ocean Chemical Co., Ltd.
HOC3301320
L-Cysteine
Hainan Zhongxin Chemical Co., Ltd.
HZC3401360
L-Cysteine
Eastar Chemical Corporation
ECC2701080
L-Cysteine
Beckmann-Kenko GmbH
B190380
L-Cysteine
Simagchem Corporation
SC210630
L-Cysteine
Finetech Industry Limited
FIL2501000
L-Cysteine
X´ian Taicheng Chem Co., Ltd
XTC2901160
L-Cysteine
CM Fine Chemicals
CFC170680
L-Cysteine
Acinopeptide Co., Ltd.
A220440
L-Cysteine
Aecochem Corp.
AC140420
L-Cysteine
Leap Chem Co., Ltd
LC180540
L-Cysteine
Hangzhou J&H Chemical Co., Ltd.
HJC3101240
L-Cysteine
Sigma-Aldrich International GmbH
SI320960
L-Cysteine
Puyer BioPharma Ltd.
PB200600
L-cysteine
Capot Chemical Co., Ltd.
23844
L-Cysteine
Dayang Chem (Hangzhou) Co.,Ltd.
DC3101240
L-Cysteine
Nebula Chemicals Co, Ltd.
NCC2501000
L-Cysteine
Skyrun Industrial Co., Ltd.
SI270810
L-Cysteine
Shanghai Immense Chemical Technolog Co.,Ltd
SICTC4302580
L-Cysteine
Xiamen Hisunny Chemical Co., Ltd.
XHC3301320
L-Cysteine
Wanko Chemical Co., Ltd.
WC240720
L-Cysteine
Pharmaffiliates Analytics & Synthetics Pvt. Limited
PA 01 17020
L-Cysteine
KHBoddin GmbH
K130260
L-Cysteine
Fabrichem, Inc.
F150300
L-Cysteine
Helm U.S. Corporation
HUC210840
L-Cysteine
Buckton Scott USA, Inc.
BSU230920
L-Cysteine
Arakato Development Ltd
AD230690
L-Cysteine
B.M.P. Bulk Medicines & Pharmaceuticals GmbH
BBMP4402200
L-Cysteine
Xiamen Equation Chemical Co.,Ltd
XECC3201600
L-Cysteine
Ambeed, Inc.
A390912
L-Cysteine
Key Organics Limited
STR02584
L-Cysteine
Ascender Chemical Co.,Ltd
ACC2501000
L-Cysteine
Sancai Industry Co.,Ltd.
SIC240960
L-Cysteine
Suzhou Vosun Biotech Co.,Ltd
SVBC2801400
L-Cysteine
Conscientia Industrial Co., Ltd (Zhejiang Conscientia Pharmaceutical)
CI6902760
L-Cysteine
Chengdu Pufeide Biotech. Co., Ltd
CPB3301320
L-Cysteine
Xingrui Industry Co., Limited
XIL2901160
L-Cysteine
Shandong Minglang Chemical Co., Ltd
SMC3501400
L-Cysteine
Lori Industry Co., Ltd
LI220660
L-Cysteine
Gihi Chemicals Co., Limited
GCL2701080
L-Cysteine
H&Z Industry Co.,Ltd
HIC200800
L-Cysteine
Unilong Industry Co.,Ltd
UIC240960
L-Cysteine
Autech Industry Co.,Limited
AIC2701080
L-Cysteine
FUDAW INDUSTRY LTD
FI180540
L-Cysteine
XD BIOCHEMS Ltd
XB150450
L-Cysteine
Krada CPS Industry S.L
KCIS2201100
L-Cysteine
Wuhan PharmChem Co., LTD.
WP250750
L-Cysteine
Shandong SanYoung Industry Co., Ltd
SSI3501400
L-Cysteine
Nantong Xindao Biotech Ltd
NXB2601040
L-Cysteine
Create Chemical Co., Ltd.
CC250750
L-Cysteine
Chemlyte Solutions
CS180540
L(+)-Cysteine
Zehao Industry Co., Ltd.
ZI6241872
L(+)-Cysteine
Gihi Chemicals Co., Limited
GCL7022808
L-Cysteine base
Haihang Industry Co., Ltd.
HI7802340
L-Cysteine base
Buckton Scott USA, Inc.
BSU6902760
L-Cysteine base
Arakato Development Ltd
AD6902070
L-CYSTEINE BASE
Jiwan Pharmaceutical Technology Co., Ltd.
JPT12304920
L-Cysteine base
XD BIOCHEMS Ltd
XB4501350
L-Cysteine base
Nantong Xindao Biotech Ltd
NXB7803120
L-Cysteine, 98+%
Alfa (A Johnson Matthey Company)
A5121536
L-Cysteine, Pharma
Fabrichem, Inc.
F5401080
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Haihang Industry Co., Ltd.
HI14564368
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Shanghai UCHEM Inc.
UCHEM-6060
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BLD Pharmatech Ltd
BP32409720
(2R)-2-Amino-3-sulfanylpropanoic acid
Carbone Scientific Co., Ltd.
CS518015540
(2R)-2-Amino-3-sulfanyl-propanoic acid
Manchester Organics Limited
E27494
Acetylcysteine EP Impurity B (L-Cysteine)
Aozeal Certified Standards (AOCS), Inc.
A0040.05

Prices & Availability




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Properties for Acetylcysteine Impurity B (L-Cysteine)

Molecular Weight:
121.16 g·mol−1
Density:
1.68 g/cm3
Melting point:
220 °C (dec.)(lit.)
Boiling point:
254 °C
Solubility:
H2O: 25 mg/mL
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Safety & Transport Information

Risk Codes:
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed
R22 - Harmful if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S37/39 - Wear suitable gloves and eye/face protection
Hazard Symbols:
Xn, Xi
Hazard symbol Xn Hazard symbol Xi
Storage temperature :
Store at RT.
x

Alternative Distributors of [Acetylcysteine Impurity B (L-Cysteine)]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

F. B. Silbermann GmbH & Co. KG | Spectrum Chemical Mfg. Corp. | Inter-Chemical Ltd. | NanTong Chengxin Amino Acid Co., Ltd. | Qingdao Samin Chemical Co., Ltd. | Wuhan Microbase Bio-Tech Co., Ltd. | Molekula GmbH | Hallochem Pharma Co., Ltd. | ABCR GmbH & Co. KG | Hebei Lead Bio-Chemicals Co., Ltd. | AA Biochem Inc. | Xiang Ding Chemical International Co., Ltd | Pharmasi Chemicals Co., Ltd. | Ningbo Pangs Chem Int'l Co., Ltd. | TCI Europe NV | Golden Harvest Fine Chemical Co., Ltd. | WIRUD Co. Limited | Wintersun Chemical | Taizhou Chemedir Biopharm-Tech Co., Ltd. | Ningbo Jeing-Yuan Biotechnology Co., Ltd. | Ningbo Guoguang Biological Technology Co., Ltd. | Shanghai AOKChem Group Limited | Suzhou Rovathin Pharmatech Co., Ltd | Shanghai Brightol International Co., Ltd. | Lanospharma Laboratories Co., Ltd. | Shanghai Hanhong Chemical Co., Ltd. | Acopin Industrial Limited | AOKBIO Co., Ltd. | Jinan Great Chemical Co., Ltd. | Carl Roth GmbH + Co KG | Jinjiangchem Corporation | Zhangjiagang Specom Biochemical Co., Ltd. | East Chemical Industry Co., Ltd. | Hefei Photochem Trading Co., Ltd | Watson International Ltd | BOC Sciences | Scandinavian Formulas, Inc. | Hubei Yuancheng Saichuang Tech.Co.,Ltd | All Right Chemical Co., Ltd. | Finetech Industry Limited | Jinan Haohua Industry Co., Ltd. | Pfaltz & Bauer, Inc. | Trademax Phamaceuticals & Chemicals Co., Ltd. | Sino Rarechem Labs Co. Ltd. | Daebong Life Science Co., Ltd. | Skymart Enterprises, Inc. | DKSH International AG

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