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507-09-5 - Thioacetic acid, 97% - Thiolacetic acid - L03305 - Alfa Aesar

L03305 Thioacetic acid, 97%

CAS Number
507-09-5
Synonyms
Thiolacetic acid

Size Price ($) Quantity Availability
25g 23.10
100g 38.10
500g 110.00
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Thioacetic acid, 97%

MDL
MFCD00004853
EINECS
208-063-8

Chemical Properties

Formula
C2H4OS
Formula Weight
76.12
Melting point
-17°
Boiling Point
97°
Flash Point
18°(64°F)
Density
1.068
Refractive Index
1.4640
Solubility
Soluble in water. (27g/L) at 16°C.

Applications

Thioacetic acid is a reagent for introduction of the thiol group into organic molecules. It is used as flavor & Fragrance Intermediates. It is used to manufacture captopril(antihypertension) and spironolac-tone (diuretic).

Notes

Protect from heat. Store away from oxidizing agents. Incompatible with strong bases, strong oxidizing agents, metals.

Literature References

Wen Yang; Da-Ming Du. Squaramide-catalysed enantio- and diastereoselective sulfa-Michael addition of thioacetic acid to α,β-disubstituted nitroalkenes.Organic & Biomolecular Chemistry.2012, 10 (34), 6876-6884.

Libo Hu; Hui Zhu; Da-Ming Du; Jiaxi Xu. Efficient synthesis of taurine and structurally diverse substituted taurines from aziridines.Journal of Organic Chemistry.2007, 72 (12), 4543-4546.

Used in several different ways for the introduction of the thiol group: Radical addition to unactivated alkenes: J. Chem. Soc., 2123 (1951). Conjugate (Michael) addition to activated double bonds: J. Am. Chem. Soc., 77, 5144 (1955); 81, 1224 (1959). Nucleophilic displacement of halide, tosylate or acetate: J. Am. Chem. Soc., 73, 2659 (1951); Carbohydr. Res., 17, 457 (1971). Alcohols can be converted to thiol esters under Mitsunobu conditions, followed by LAH reduction to the thiol: Tetrahedron Lett., 3119 (1981).

GHS Hazard and Precautionary Statements

Hazard Statements: H225-H314-H318-H302-H332-H317

Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes serious eye damage. Harmful if swallowed. Harmful if inhaled. May cause an allergic skin reaction.

Precautionary Statements: P210-P260-P261-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not breathe dust/fume/gas/mist/vapours/spray. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. 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.

Other References

Merck
14,9320
Beilstein
773684
Hazard Class
3
Packing Group
II
Harmonized Tariff Code
2930.90
TSCA
Yes
RTECS
AJ5600000

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