67-21-0, CAS No 67-21-0

67-21-0 DL-Ethionine
Product Name	DL-Ethionine
Synonyms	DL-2-Amino-4-(ethylthio)butyric acid;S-Ethyl-DL-homocysteine;(2R)-2-amino-4-ethylsulfanyl-butanoic acid;2-Amino-4-(ethylthio)butanoic acid
Molecular Formula	C₁₂H₂₆N₂O₄S₂
Molecular Weight	326.4758
InChl	InChI=1/2C6H13NO2S/c21-2-10-4-3-5(7)6(8)9/h25H,2-4,7H2,1H3,(H,8,9)/t2*5-/m10/s1
CAS Registry Number	67-21-0
EINECS	200-647-0
Molecular Structure
Melting Point	269-273℃
Boiling Point	550.1°C at 760 mmHg
Flash Point	286.5°C
Vapour Pressur	1.49E-13mmHg at 25°C
Risk Codes	R40##Possible risks of irreversible effects.:;
Safety Description	S36/37##Wear suitable protective clothing and gloves.\|\|S45##In case of accident of if you feel unwell, seek medical advice immediately (show the label where possible).:;

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