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These are the QCC product listings, alphabetically. To obtain more information about the product,please click on the detail icon, and a Product Specifications page will be shown.Please ask us for further quantity discounts or custom synthesis required.Items reported on the online catalogue are not all available from stock and specific items may be subject to discontinued status.

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QT162001

(S)-N-Acetyltryptophan
CAS# 1218-34-4
M.F.: C₁₃H₁₄N₂O₃
M.W.: 246.26

QT162002

Tryptophan EP Impurity B;
N-Acetyltryptophan EP Impurity B
CAS# 184955-21-3
M.F.: C11H12N2O4
M.W.: 236.22

QT162003

Tryptophan EP Impurity C;
N-Acetyltryptophan EP Impurity C
CAS# 2922-83-0
M.F.: C10H12N2O3
M.W.: 208.21

QT162004

D-Tryptophan
CAS# 153-94-6
M.F.: C11H12N2O2
M.W.: 204.23

QT162005

Tryptophan EP Impurity E;
N-Acetyltryptophan EP Impurity E
CAS# 3978-11-8
M.F.: C11H12N2O4
M.W.: 236.22

QT162006

Tryptophan EP Impurity F;
N-Acetyltryptophan EP Impurity F
CAS# 145545-23-9
M.F.: C9H12N2O2
M.W.: 180.20

QT162007

Tryptophan EP Impurity G;
N-Acetyltryptophan EP Impurity G
CAS# 21704-80-3;881025-90-7(HCl salt)
M.F.: C11H12N2O3
M.W.: 220.22

QT162008

Tryptophan EP Impurity H;
N-Acetyltryptophan EP Impurity H
CAS# 6052-68-2
M.F.: C12H12N2O2
M.W.: 216.24

QT162009

Tryptophan EP Impurity I;
N-Acetyltryptophan EP Impurity I
CAS# 5470-37-1
M.F.: C13H14N2O2
M.W.: 230.26

QT162010

Tryptophan EP Impurity J;
N-Acetyltryptophan EP Impurity J
CAS# 164068-19-3
M.F.: C22H23N3O4
M.W.: 393.44

QT162011

Tryptophan EP Impurity K;
N-Acetyltryptophan EP Impurity K
CAS# 149724-31-2
M.F.: C20H19N3O2
M.W.: 333.38

QT162012

Tryptophan EP Impurity L;
N-Acetyltryptophan EP Impurity L
CAS# 287170-99-4
M.F.: C21H19N3O2
M.W.: 345.39

QT162013

Tryptophan EP Impurity D;
N-Acetyltryptophan EP Impurity D
CAS# 4350-09-8
M.F.: C11H12N2O3
M.W.: 220.22

QT162014

Tryptophan EP Impurity A
CAS# 132685-02-0
M.F.: C24H26N4O4
M.W.: 434.49

QT162015

rac-Tryptophan EP Impurity G HCl
CAS# 1313016-72-6 (free base)
M.F.: C11H12N2O3 HCl
M.W.: 220.22 36.46

QT162016

Tryptophan Impurity 16
CAS# 1022-31-7
M.F.: C11H12N2O4
M.W.: 236.22

QT162017

Tryptophan Impurity 17
CAS# NA
M.F.: C18H20N4O6
M.W.: 388.37

QT162018

Tryptophan EP Impurity C-d4
CAS# 194546-33-3
M.F.: C10H8D4N2O3
M.W.: 212.24

QT162019

Tryptophan Impurity 19
CAS# NA
M.F.: C11H12N2O3
M.W.: 220.22

QT162020

Tryptophan Impurity 20
CAS# NA
M.F.: C26H30N4O4
M.W.: 462.54

QT162021

7-methyl-DL-tryptophan
CAS# 17332-70-6
M.F.: C12H14N2O2
M.W.: 218.25

QT162022

Tryptophan Impurity 22
CAS# 35169-97-2
M.F.: C11H12N2O3
M.W.: 220.22

QT162023

Tryptophan Impurity 23
CAS# 2591-98-2
M.F.: C10H9NO
M.W.: 159.19

QT162024

Tryptophan Impurity 24
CAS# 75917-16-7
M.F.: C17H22N2O2
M.W.: 286.38

QT162025

Tryptophan Impurity 25
CAS# 29702-35-0
M.F.: C16H20N2O2
M.W.: 272.35

QT162026

Tryptophan Nitroso Impurity 1
CAS# 68807-89-6
M.F.: C11H11N3O3
M.W.: 233.23

QT162027

Tryptophan Nitroso Impurity 2
CAS# 24950-98-9
M.F.: C12H11N3O3
M.W.: 245.24

QT162028

Tryptophan Nitroso Impurity 3
CAS# 23708-74-9
M.F.: C13H13N3O3
M.W.: 259.27

QT162029

Tryptophan Nitroso Impurity 4
CAS# NA
M.F.: C21H18N4O3
M.W.: 374.40

QT162030

Tryptophan Impurity 30
CAS# 2306500-72-9
M.F.: C11H12N2O5S
M.W.: 284.29

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