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Key Documents

927473

Sigma-Aldrich

CA-alkyne

≥95%

Synonym(s):

2-Chloro-N-(hex-5-yn-1-yl)acetamide

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About This Item

Empirical Formula (Hill Notation):
C8H12ClNO
CAS Number:
Molecular Weight:
173.64
MDL number:
UNSPSC Code:
12352101
NACRES:
NA.21

Quality Level

Assay

≥95%

form

semisolid

storage temp.

−20°C

SMILES string

ClCC(=O)NCCCCC#C

InChI

1S/C8H12ClNO/c1-2-3-4-5-6-10-8(11)7-9/h1H,3-7H2,(H,10,11)

InChI key

YQDXXLTYDIDZDT-UHFFFAOYSA-N

Application

CA-alkyne is a probe that can be used for labeling cysteines through alkylation. For the corresponding negative control, see CA-nitrile. A method was developed using cysteine-reactive compounds including this one to allow for unbiased analysis of proteomic data in quantitative applications. The method uses light or heavy labeling with the isotopically labelled desthiobiotin azide (isoDTB) tag for mass spectrometry analysis. Analysis then uses the isotopic tandem orthogonal proteolysis activity-based protein profiling (isoTOP-ABPP) workflow.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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