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L-Tryptophan

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Formula: C11H12N2O2
CAS: 73-22-3
search Element: tryptophan

Identification

Structural Formula
L-Tryptophan
CAS:
73-22-3
EINECS:
200-795-6
Molecular Formula:
C11H12N2O2
MDL:
MFCD00064340
SMILES:
C1=CC=C2C(=C1)C(=CN2)C[C@@H](C(=O)O)N
Synonym:
eh121 ; eltrip ; trp ; lyphan ; h-trp-oh ; l-trp ; l-ttp ; tryptan ; trofan ; eh 121




Suppliers

XD BIOCHEMS Ltd
XB180540
Conscientia Industrial Co., Ltd (Zhejiang Conscientia Pharmaceutical)
CI8283312
Chengdu Pufeide Biotech. Co., Ltd
CPB3961584
Nantong Xindao Biotech Ltd
NXB3121248
Create Chemical Co., Ltd.
CC300900
Chemlyte Solutions
CS216648
Shandong Minglang Chemical Co., Ltd
SMC4201680
Lori Industry Co., Ltd
LI264792
H&Z Industry Co.,Ltd
HIC240960
Autech Industry Co.,Limited
AIC3241296
Indofine Chemical Co, Inc.
Bio-432
Arcadia Biotechnology
AB252756
Changzhou Union Chemicals Co.,Ltd.
CUCC4082040
X´ian Taicheng Chem Co., Ltd
XTC3481392
Sancai Industry Co.,Ltd.
SIC2881152
Arakato Development Ltd
AD276828
Hainan Zhongxin Chemical Co., Ltd.
HZC4081632
Aecochem Corp.
AC168504
Hangzhou Keying Chem Co., Ltd.
HKC3601440
scienTEST - bioKEMIX GmbH
S-B3001200
Hangzhou Ocean Chemical Co., Ltd.
HOC3961584
Carbone Scientific Co., Ltd.
CS3361008
Iris Biotech GmbH
HAA1136
AK Scientific, Inc.
AS228684
Xiamen Kinbester Co., Ltd.
XK312936
Simagchem Corporation
SC252756
Xingrui Industry Co., Limited
XIL3481392
Capot Chemical Co., Ltd.
10984
Zehao Industry Co., Ltd.
ZI288864
Santa Cruz Biotechnology, Inc.
280888
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CAS equal suppliers

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Hangzhou MolCore BioPharmatech Co.,Ltd.
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Bachem AG
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GL Biochem (Shanghai) Ltd.
10815
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Advanced Chemtech, Inc. USA
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Ambeed, Inc.
A317029
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BLD Pharmatech Ltd
BP144432
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Iris Biotech GmbH
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Indenta Chemicals (India) Pvt. Ltd.
IC3501400
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Pharmaffiliates Analytics & Synthetics Pvt. Limited
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Aozeal Certified Standards (AOCS), Inc.
T0025.00
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CSNpharm, Inc.
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Angene International Limited
AGN-PC-0WADMD
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Krada CPS Industry S.L
KCIS2861430
L(-)-Tryptophan
Beckmann-Kenko GmbH
B8551710
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Kyowa Hakko Europe GmbH
KHE10354140
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Hangzhou J&H Chemical Co., Ltd.
HJC13955580
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Sigma-Aldrich International GmbH
SI14404320
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Puyer BioPharma Ltd.
PB9002700
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Daming Changda Co., Ltd.
LLB00421
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Skyrun Industrial Co., Ltd.
SI12153645
L(-)-Tryptophan
3B (Wuhan) Scientific Corporation
314854455
L(-)-Tryptophan
Purestar Chem Enterprise Co., Ltd.
PCE15306120
L(-)-Tryptophan
Shanghai Sunwise Chemical Co., Ltd.
SSC15756300
L(-)-Tryptophan
Haihang Industry Co., Ltd.
HI11703510
L(-)-Tryptophan
Iris Biotech GmbH
HAA1136.0500
L(-)-Tryptophan
Shanghai Worldyang Chemical Co., Ltd.
SWC16656660
L(-)-Tryptophan
Huateng Pharmaceutical Co.,Ltd
89099
L-(-)-Tryptophan
Rochem International Inc.
RI12003600
L-(-)-Tryptophan
Dayang Chem (Hangzhou) Co.,Ltd.
DC14885952
L-(-)-Tryptophan
Kingreat Chemistry Company Limited
KCCL16328160
L-(-)-Tryptophan
Gihi Chemicals Co., Limited
GCL12965184
(S)-(-)-Tryptophane
Merck Schuchardt OHG
MSO15206080
L(-)-Tryptophan 99%
Acros Organics BVBA
AOB10834332
L-Tryptophan, Pharma
Xiamen Equation Chemical Co.,Ltd
XECC12806400
L-Tryptophan (non-animal)
United States Biological
T9020-05
l- tryptophan/L-Tryptophane
Acinopeptide Co., Ltd.
A17823564
l- tryptophan/L-Tryptophane
Shanghai Immense Chemical Technolog Co.,Ltd
SICTC348320898
N-Acetyl Tryptophan EP Impurity A
Aozeal Certified Standards (AOCS), Inc.
A0037.01
Citric acid, aluminium salt hydrate, 80+%
Haihang Industry Co., Ltd.
HI533015990

Prices & Availability




Data is processed


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Properties for L-Tryptophan

Molecular Weight:
204.22518 g·mol−1
Density:
1.34
Melting point:
289-290 °C (dec.)(lit.)
Solubility:
20% NH3: 0.1 g/mL at 20 °C, clear, colorless
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Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R33 - Danger of cumulative effects
R36/37/38 - Irritating to eyes, respiratory system and skin
R37/38 - Irritating to respiratory system and skin
R40 - Limited evidence of a carcinogenic effect
R41 - Risk of serious damage to eyes
R62 - Possible risk of impaired fertility
Safety Codes:
S24/25 - Avoid contact with skin and eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
Hazard Symbols:
Xi
Hazard symbol Xi
Storage temperature :
Store at RT.
x

Alternative Distributors of [L-Tryptophan]

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

Spectrum Chemical Mfg. Corp. | Finetech Industry Limited | Biosynth AG | BOC Sciences | ABCR GmbH & Co. KG | Orchid Chemical Supplies Ltd. | Qingdao Sunrisechem Co., Ltd. | Jinan Great Chemical Co., Ltd. | China Yan Xing National Corp. | Xiang Ding Chemical International Co., Ltd | New Dragon Industrial Co., Ltd | Zhangjiagang Huachang Pharmaceutical Co., Ltd. | Watson International Ltd | NanTong Chengxin Amino Acid Co., Ltd. | Scandinavian Formulas, Inc. | Qingdao Samin Chemical Co., Ltd. | McKinley Resources, Inc. | Wuhan Amino Acid Bio-Chemical Co., Ltd. | scienTEST | Shanghai Hanhong Chemical Co., Ltd. | Zouping Mingxing Chemical Co., Ltd. | Zhejiang Huakang Enterprises Co., Ltd. | Intatrade Chemicals GmbH | Jinan Haohua Industry Co., Ltd. | Ark Pharm, Inc. | Clearsynth Canada INC. | Changzhou Weijia Chemical Co.,Ltd. -WJCHEM- | Suzhou Rovathin Pharmatech Co., Ltd | Win-Win Chemical Co., Limited | Discovery Fine Chemicals Limited | Nantong Qihai Chemicals Co., Ltd. | Suzhou Vosun Chemical Co.,Ltd. | Neimenggu Fufeng Biotechnologies Co., Ltd | Xi´an Union Pharmpro Co., Ltd. | Shanghai Brightol International Co., Ltd. | AOKBIO Co., Ltd. | Xiamen Hisunny Chemical Co., Ltd. | Ningbo Hi-Tech Biochemicals Co., Ltd. | Greenlife Biotechnology Co.,Ltd. | Nantong Wanrong International Trading Co., Ltd. | Zhangjiagang Specom Biochemical Co., Ltd. | East Chemical Industry Co., Ltd. | Acopin Industrial Limited | Shanghai Immense Chemical Co.,Ltd. | Grandachem Ltd. | Sino Rarechem Labs Co. Ltd. | Hubei Yuancheng Saichuang Tech.Co.,Ltd | All Right Chemical Co., Ltd. | Changzhou Union Chemicals Co.,Ltd.

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