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DL-Tryptophan

DL-Tryptophan
DL-Tryptophan
CAS No.
54-12-6
Chemical Name:
DL-Tryptophan
Synonyms
DL-Trp-OH;DL-Tryptohan;DL-Trytophan;DL-Tryptphan;DL-Trytophane;DL-Tryptophan;DL-Trypthophan;DL-Tryptoplaan;(rs)-tryptophan;Racemic Tryptophan
CBNumber:
CB6107772
Molecular Formula:
C11H12N2O2
Formula Weight:
204.23
MOL File:
54-12-6.mol

DL-Tryptophan Properties

Melting point:
289-290 °C (dec.)(lit.)
Boiling point:
342.72°C (rough estimate)
Density 
1.1754 (rough estimate)
refractive index 
1.5200 (estimate)
storage temp. 
Store at RT.
solubility 
methanol: water (7:3): soluble
form 
Powder
color 
White to light beige or light yellow
Water Solubility 
10 g/L (20 ºC)
BRN 
86196
Stability:
Stable. Incompatible with strong oxidizing agents, strong acids.
CAS DataBase Reference
54-12-6(CAS DataBase Reference)
NIST Chemistry Reference
Tryptophane(54-12-6)
EPA Substance Registry System
Tryptophan(54-12-6)

SAFETY

Hazard Codes  Xi
Risk Statements  22-36/37/38-37/38-41
Safety Statements  24/25-36/37/39-36-26
WGK Germany  1
RTECS  YN6129200
8
TSCA  Yes
HS Code  29339990

DL-Tryptophan price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 162698 DL-Tryptophan ≥99% (HPLC) 54-12-6 1.5g $28.7 2017-11-08 Buy
Sigma-Aldrich 162698 DL-Tryptophan ≥99% (HPLC) 54-12-6 50g $105.5 2017-11-08 Buy
TCI Chemical T0540 DL-Tryptophan >99.0%(HPLC)(T) 54-12-6 25g $29 2017-12-01 Buy
Alfa Aesar L05936 DL-Tryptophan, 99% 54-12-6 5g $22 2017-11-08 Buy
Alfa Aesar L05936 DL-Tryptophan, 99% 54-12-6 25g $69.3 2017-11-08 Buy

DL-Tryptophan Chemical Properties,Uses,Production

Chemical Properties

white or off-white powder or crystals

Uses

Essential amino acid.

Uses

An amino acid precursor of serotonin and melatonin.

Definition

ChEBI: An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3.

DL-Tryptophan Preparation Products And Raw materials

Raw materials

Preparation Products


DL-Tryptophan Suppliers

Global( 207)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 20808 55
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32766 55
Shanghai Yingrui Biopharma Co., Ltd.
+86-21-33585366 E-mail:sales03@shyrchem.com
+86-21-34979012 sales03@shyrchem.com CHINA 660 60
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 6391 58
Nantong Wanrong International Trading Co., Ltd. 86-(0)513-85202682;86-(0)513-85902659;86-(0)18915758723
86-(0)513-85202682 stdinochem@gmail.com;yuhua-921@163.com China 99 58
Shanghai Boyle Chemical Co., Ltd. Mr Qiu:021-50182298(Demestic market) Miss Xu:021-50180596(Abroad market)
+86-21-57758967 sales@boylechem.com China 2221 55
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96817 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40400 62
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30309 84
TCI (Shanghai) Development Co., Ltd. 800-988-0390
021-67121385 sales@tcishanghai.com.cn China 22909 81

View Lastest Price from DL-Tryptophan manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-08-09 DL-Tryptophan
54-12-6
US $1.00 / KG 1KG 99% 1ton

54-12-6(DL-Tryptophan)Related Search:


  • (rs)-tryptophan
  • 2-Amino-3,3’-IndolylpropanoicAcid
  • DL-Trytophan
  • DL-Trytophane
  • Racemic Tryptophan
  • DL-TRYPTOPHAN-2-13C
  • 54-12-6
  • Amino Acid Derivatives
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  • Amino Acids Derivatives
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  • DL-Tryptophan
  • Tryptophan [Trp, W]
  • alpha-Amino Acids
  • Amino Acids
  • Biochemistry
  • Indoles
  • Tryptophans
  • Amino Acids
  • DL-TRYPTOPHAN extrapure CHR
  • Alphabetical Listings
  • Stable Isotopes
  • 13CC10H12N2O2
  • (±)-α-Amino-3-indolepropionic acid, (±)-2-Amino-3-(3-indolyl)propionic acid, DL-3β-Indolylalanine
  • α-amino-β-indolepropinic acid
  • DL-Tryptoplaan
  • DL-Tryptphan
  • rac-(S*)-2-Amino-3-(1H-indole-3-yl)propanoic acid
  • 1954-12-06
  • DL-Tryptophan,(±)-α-Amino-3-indolepropionic acid, (±)-2-Amino-3-(3-indolyl)propionic acid, DL-3β-Indolylalanine
  • Amino Acids & Derivatives
  • DL-α-AMino-3-indolepropionic Acid
  • (+/-)-2-Amino-3-(3-indolyl)propionic Acid H-DL-Trp-OH
  • 54-21-6
  • DL-Tryptophan Vetec(TM) reagent grade, 98%
  • DL-TRYPTOPHAN, >=99% (HPLC)
  • (R,S)-2-Amino-3-(3-indolyl)propanoic acid
  • DL-Trp-OH
  • DL-Tryptophan≥ 98% (Titration)
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