추천 제품
product name
DL-Tryptophan, ≥99% (HPLC)
Quality Level
분석
≥99% (HPLC)
형태
powder
색상
white to off-white
mp
289-290 °C (dec.) (lit.)
solubility
methanol: water (7:3): soluble
SMILES string
NC(Cc1c[nH]c2ccccc12)C(O)=O
InChI
1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)
InChI key
QIVBCDIJIAJPQS-UHFFFAOYSA-N
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일반 설명
Tryptophan is the precursor for 5-hydroxy-tryptamin and an essential α-amino acid. DL-Tryptophan exists as a zwitterion during crystallization.
애플리케이션
DL-Tryptophan has been used:
- as a medium supplement in Psilocybe atrobrunnea and Psilocybe serbica for the synthesis of psychotropic compounds
- as an optimal medium supplement for culturing yeast, Pichia stipitis
- for chiral separation experiments using Hewlett-Packard HP3D CE capillary electrophoresis system(HPCE)
생화학적/생리학적 작용
DL-Tryptophan binding to bovine serum albumin is employed for its affinity based chromatographic purification. Supplementation of tryptophan in diets of rat induce bladder tumor.
기타 정보
Amino acid precursor of serotonin and melatonin
제조 메모
Prepared from L-tryptophan produced by fermentation
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
개인 보호 장비
Eyeshields, Gloves, type N95 (US)
시험 성적서(COA)
제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.
이미 열람한 고객
Culture nutrition and physiology impact the inhibitor tolerance of the yeast Pichia stipitis NRRL Y-7124
Biotechnology and Bioengineering, 102(3), 778-790 (2009)
Resolution of DL-tryptophan by affinity chromatography on bovine-serum albumin-agarose columns
Proceedings of the National Academy of Sciences of the USA, 70(10), 2850-2852 (1973)
Chiral separation of aromatic amino acids by capillary electrophoresis
Journal of Chromatography A, 836(1), 137-146 (1999)
Crystal structure of DL-Tryptophan at 173K
Crystal Research and Technology, 39(3), 274-278 (2004)
Promoting effect of saccharin and DL-tryptophan in urinary bladder carcinogenesis
Cancer Research, 39(4), 1207-1217 (1979)
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