197327
Sigma-Aldrich

(Acetylmercapto)-bernstei nsaeureanhydrid

Empform:

C6H6O4S

Synonyms English:

2-(Acetylthio)succinic anhydride

Nacres: NA.23
Mdl No: MFCD00005526
Fw: 174.17
Pubchem Substance Id: 24851822
CAS Number: 6953-60-2
Grouped product items
SKU Pack Size Availability Price Quantity
197327-25G 25g Estimate to ship on February 09, 2023 -
₫10,304,615
197327-5G 5g Estimate to ship on February 09, 2023 -
₫3,086,098
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Properties

Properties
assay 96%
description (Acetylmercapto)-bernstei nsaeureanhydrid
inchi 1S/C6H6O4S/c1-3(7)11-4-2-5(8)10-6(4)9/h4H2H21H3
inchi key AHTFMWCHTGEJHA-UHFFFAOYSA-N
Need License To Purchase Temp. Regu
Check Obsolete 12/31/9999 12:00:00 AM
Temperature Control 10
Shipping Mode DAS

Description

General description

S-Acetylmercaptosuccinic anhydride is an amine reactive reagent, containing a sulfhydryl group. The anhydride region opens up, when attacked by an amine nucleophile, forming amine linkage. However, during this ring opening reaction, a free carboxylate group is formed rendering the molecule negatively charged. Activity to proteins and conformation of the molecule us affected by the charge reversal.

SAFETY INFORMATION

Signal Word

Warning

H315 - H319 - H335

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

RIDADRRIDADR

WGK Germany

WGK 3

Flash Point (F)

Not applicable

Flash Point (C)

Not applicable

Target Organs

Respiratory system

Risk Statement

Supplemental Hazard Statements

DOCUMENTATION

Certificate of Analysis View Sample COA
Certificate of Origin

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