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70-49-5 DL-Mercaptosuccinic acid

product Name DL-Mercaptosuccinic acid
CAS No 70-49-5
Synonyms Thiomalic acid; Mercaptosuccinic acid; (2S)-2-sulfanylbutanedioic acid
Molecular Formula C4H6O4S
Molecular Weight 150.153
InChI InChI=1/C4H6O4S/c5-3(6)1-2(9)4(7)8/h2,9H,1H2,(H,5,6)(H,7,8)/t2-/m0/s1
EINECS 200-736-4
Molecular Structure 70-49-5 DL-Mercaptosuccinic acid
Density 1.528g/cm3
Melting point 152-155℃
Boiling point 256.3°C at 760 mmHg
Refractive index 1.555
Flash point 108.8°C
Water solubility 150 g/L (20℃)
Vapour Pressur 0.00475mmHg at 25°C
Hazard Symbols  Xn:Harmful;
Risk Codes R22:;
R36/37/38:;
Safety Description S26:;
S36/37/39:;
MSDS Material Safety Data Sheet