This site requires that javascript be enabled. Please configure your browser in the tools or configuration section.
B22531 2444-37-3 (Methylthio)acetic acid, 98% (Methylmercapto)acetic acid Alfa Aesar


Certificate of Analysis

(Methylthio)acetic acid, 98%

CAS: 2444-37-3 MDL: MFCD00075444  EINECS: 219-483-6
Not regulated for shipping
Alternate Name: (Methylmercapto)acetic acid


Pricing and Availability

Size ($) Price Your Price Quantity Options Availability
1g 27.60 Check Availability Add to Favorites Enter qty and click checkbox
5g 74.60 Check Availability Add to Favorites Enter qty and click checkbox
25g 313.00 Check Availability Add to Favorites Enter qty and click checkbox

Chemical Properties

Formula: CH3SCH2CO2H  Flash point: >110°(230°F)
Formula weight: 106.15  Density: 1.224
Melting point: 13-14° Refractive Index: 1.4950
Boiling point: 99-100°/4mm 

Literature References

Dilithiation with LDA generates an acyl anion equivalent which, via alkylation and oxidative decarboxylation, provides a synthesis of aldehydes and ketones: Tetrahedron Lett., 3797 (1975).

Other References

Beilstein: 1740201
Harmonized Tariff Code: 2930.90

GHS Hazard and Precautionary Statements

Hazard Statements : H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements : P261-P280-P305+P351+P338-P304+P340-P405-P501A

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Harmful or Irritant

Risk & Safety

Risk Phrases: 36/37/38
Irritating to eyes, respiratory system and skin.
Safety Phrases: 26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves.