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93690

Sigma-Aldrich

L-Tryptophan ethyl ester hydrochloride

≥99.0% (AT)

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About This Item

Empirical Formula (Hill Notation):
C13H16N2O2 · HCl
CAS Number:
Molecular Weight:
268.74
Beilstein:
3919010
EC Number:
MDL number:
UNSPSC Code:
12352209
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥99.0% (AT)

form

powder

optical activity

[α]20/D +10±1°, c = 2% in H2O

reaction suitability

reaction type: solution phase peptide synthesis

mp

220-225 °C (dec.)

application(s)

peptide synthesis

SMILES string

Cl.CCOC(=O)[C@@H](N)Cc1c[nH]c2ccccc12

InChI

1S/C13H16N2O2.ClH/c1-2-17-13(16)11(14)7-9-8-15-12-6-4-3-5-10(9)12;/h3-6,8,11,15H,2,7,14H2,1H3;1H/t11-;/m0./s1

InChI key

PESYCVVSLYSXAK-MERQFXBCSA-N

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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Kento Takayama et al.
Journal of natural medicines, 75(1), 116-128 (2020-10-21)
Indole is produced from dietary tryptophan by tryptophanase in intestinal bacteria, such as Escherichia coli. In the liver, indole is converted into indoxyl sulfate, a uremic toxin and risk factor for chronic kidney disease (CKD). Probiotics and prebiotics are currently
Jian Xiang Zhang et al.
Journal of controlled release : official journal of the Controlled Release Society, 116(3), 322-329 (2006-11-18)
The effects of copolymer composition, drug structure and initial drug feed on drug loading of polymeric micelles based on amphiphilic polyphosphazenes were investigated. It was found that the drug loading capacity of micelles based on this type of amphiphilic copolymers
Jonathan E Meegan et al.
Soft matter, 13(35), 5922-5932 (2017-08-05)
Four novel amino acid-functionalised triphenylenes have been prepared with glycine, l-alanine, l-phenylalanine and l-tryptophan ethyl ester side-chains. The glycine derivative is a good gelator of chloroform, the alanine derivative gels ethanol and toluene, and the phenylalanine derivative gels benzene and
Ting Sun et al.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine, 70(4), 676-680 (2011-12-27)
(18)F labeled natural amino acids have been introduced as promising tumor imaging agents. A novel [(18)F]fluoro amino acid analog 1-[(18)F]fluoroethyl-L-tryptophan (1-[(18)F]FETrp) was designed and synthesized by a two-pot three-step procedure, including the synthesis of 1-[(18)F]fluoro-2- (tosyloxy)ethane, the [(18)F]fluoroethylation of the
F L Tse et al.
The Journal of pharmacy and pharmacology, 36(9), 633-636 (1984-09-01)
Sandoz compound 57-118 is a mixture of tryptophan ethyl ester amide derivatives (analogues I-V) possessing one of five fatty acid chains which differ in chain length, configuration, or the degree of unsaturation. The relative absorption of each of the five

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