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DL-Tryptophan

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Formula: C11H12N2O2
CAS: 54-12-6
search Element: tryptophan

Identification

Structural Formula
DL-Tryptophan
CAS:
54-12-6
EINECS:
200-194-9
Molecular Formula:
C11H12N2O2
MDL:
MFCD00064339
SMILES:
C1=CC=C2C(=C1)C(=CN2)CC(C(=O)O)N
Synonym:
dl-tryptoplaan ; dl-trytophan ; dl-tryptophan-2-13c ; dl-tryptohan ; dl-trytophane ; racemic tryptophan ; (rs)-tryptophan ; dl-tryptophan ; dl-tryptphan ; dl-trypthophan




Suppliers

Conscientia Industrial Co., Ltd (Zhejiang Conscientia Pharmaceutical)
CI8973588
H&Z Industry Co.,Ltd
HIC2601040
XD BIOCHEMS Ltd
XB195585
Krada CPS Industry S.L
KCIS2861430
Nantong Xindao Biotech Ltd
NXB3381352
Kingreat Chemistry Company Limited
KCCL4422210
Changzhou Union Chemicals Co.,Ltd.
CUCC4422210
X´ian Taicheng Chem Co., Ltd
XTC3771508
Evonik ( formerly Wilshire Technologies, Inc. )
E6242496
Xiamen Equation Chemical Co.,Ltd
XECC4162080
Sancai Industry Co.,Ltd.
SIC3121248
Hangzhou Lingrui Chemical Co., Ltd.
HLC4551820
Wanko Chemical Co., Ltd.
WC312936
Acinopeptide Co., Ltd.
A286572
AK Scientific, Inc.
AS247741
Xiamen Kinbester Co., Ltd.
XK3381014
Simagchem Corporation
SC273819
Zehao Industry Co., Ltd.
ZI312936
Leap Chem Co., Ltd
LC234702
Santa Cruz Biotechnology, Inc.
257403
Dayang Chem (Hangzhou) Co.,Ltd.
DC4031612
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Prices & Availability




Data is processed


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Properties for DL-Tryptophan

Molecular Weight:
204.23 g·mol−1
Melting point:
289-290 °C (dec.)(lit.)
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
  • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin
R37/38 - Irritating to respiratory system and skin
R41 - Risk of serious damage to eyes
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.
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Alternative Distributors of [DL-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

Hebei Oxen Special Chemicals Company Limited | Biosynth AG | Donboo Amino Acid Co., Ltd. | Rongkang Industry Co.,Ltd - (NSTU Chemicals Hanggzhou Co.,) | Molekula GmbH | Zhangjiagang Huachang Pharmaceutical Co., Ltd. | AA Biochem Inc. | Central Drug House (P) Ltd. | ABCR GmbH & Co. KG | Pharmasi Chemicals Co., Ltd. | TCI Europe NV | Kunshan Huaxin Daily Chemicals Co., Ltd. | NanTong Chengxin Amino Acid Co., Ltd. | Chengdu Qiaofeng Technological Development Co., Ltd. | Suzhou Rovathin Pharmatech Co., Ltd | Shanghai Brightol International Co., Ltd. | Orchid Chemical Supplies Ltd. | Shanghai Hanhong Chemical Co., Ltd. | Jinan Great Chemical Co., Ltd. | Nantong Qihai Chemicals Co., Ltd. | Carl Roth GmbH + Co KG | Nanjing Dernor Pharmaceutical Technology Co., Ltd. | Nantong Wanrong International Trading Co., Ltd. | Win-Win Chemical Co., Limited | Zhangjiagang Specom Biochemical Co., Ltd. | Grandachem Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Discovery Fine Chemicals Limited | Watson International Ltd | All Right Chemical Co., Ltd. | Chengdu Baishixing Science and Technology Industry Co.,Ltd | Pfaltz & Bauer, Inc. | Xiamen Hisunny Chemical Co., Ltd. | Sino Rarechem Labs Co. Ltd. | Gihi Chemicals Co., Limited

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