What is Vitamin U (Methylmethionine Sulfonium Chloride)
CAS: 3493-12-7
MF: C6H14ClNO2S
MW: 199.7
EINECS: 222-484-4
Mol File: 3493-12-7.mol
Vitamin U is a synonym for S-methylmethionine.
Effects of Vitamin U
It is claimed to have protective effects in the gastrointestinal mucosa and in the liver.
Detail Information of Vitamin U
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Tests Items |
Requirements |
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Description |
Should be white crystalline powder, special smell. Easily lead in the air humidity, light and heat instability |
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m.p. |
Should be 134-137℃,melting with decomposition
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Identification |
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(1)Chemical reaction |
Should be positive reaction |
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(2)Chemical reaction |
Should be positive reaction |
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Test |
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Loss on drying |
≤3.0% |
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Residue on ignition |
≤0.2% |
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Heavy Metal |
≤20ppm |
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Microbial Limit |
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Bacterial count |
≤ 1000cfu /g |
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Yeast and mold count |
≤100cfu/g |
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E.coli |
Shouldn’t found |
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Assay |
It should contain not less than 98.0% of (C6H14ClNO2S),calculated on dry substance. |
