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ChemicalBook CAS DataBase List (2S)-2-methyl-3-sulfanylpropanoic acid, (S)-3-mercapto-2-methyl-propionic acid, (S)-3-mercapto-2-methylpropanoic acid, (S)-3-mercapto-2-methylpropanoicacid, 3-merkapto-2-D-methylpropanoic acid, 3-mercapto-2-methylpropionic acdi, 3-mercapto-2-methylpropionic acid

(2S)-2-methyl-3-sulfanylpropanoic acid, (S)-3-mercapto-2-methyl-propionic acid, (S)-3-mercapto-2-methylpropanoic acid, (S)-3-mercapto-2-methylpropanoicacid, 3-merkapto-2-D-methylpropanoic acid, 3-mercapto-2-methylpropionic acdi, 3-mercapto-2-methylpropionic acid synthesis

4synthesis methods
Ethanethioic acid, S-[(2S)-2-methyl-3-oxo-3-(2-oxo-3-oxazolidinyl)propyl] ester

1428671-87-7
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(2S)-2-methyl-3-sulfanylpropanoic acid, (S)-3-mercapto-2-methyl-propionic acid, (S)-3-mercapto-2-methylpropanoic acid, (S)-3-mercapto-2-methylpropanoicacid, 3-merkapto-2-D-methylpropanoic acid, 3-mercapto-2-methylpropionic acdi, 3-mercapto-2-methylpropionic acid

75172-11-1
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Yield:75172-11-1 80%

Reaction Conditions:

with hydrogenchloride in water; for 6 h;Reflux;

Steps:

Synthesis of (S)-3-mercapto-2-methyl-propionic acid

The compound 3a-(S) (115.64 mg, 0.5 mmol) was suspended in 10 mL 2N HCl solution and the reaction mixture was heated to reflux at 120 °C for 6 h. After 6h the reaction mixture was cooled and extracted with EtOAc (3 X 20 mL) and the combined organic extracts were dried over Na2SO4. Concentrated in vacuo, purified over silica gel by column chromatography to afford the product 4.

References:

Unhale, Rajshekhar A.;Rana, Nirmal K.;Singh, Vinod K. [Tetrahedron Letters,2013,vol. 54,# 15,p. 1911 - 1915] Location in patent:supporting information