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化合物简介
S-Methyl-L-cysteine is a substrate in the catalytic antioxidant system mediated by methionine sulfoxide reductase A (MSRA). It has been studied as a theurapeutic for neurodegenerative diseases including Parkinson′s.
基本信息
CAS:1187-84-4
中文别名:S-甲基-DL-半胱氨酸;
英文别名:S-METHYL-CYSTEINE;(2R)-2-amino-3-methylsulfanyl-propionic acid;SMC;(R)-2-Amino-3-(methylmercapto)propionic acid SMLC;L-CH3SCH2CH(NH2)COOH;DL-S-Methyl-cysteine;L-Cysteine,S-methyl;H-L-CYS(ME)-OH;S-Methyl-L-cysteine;Methylcysteine;H-Cys(Me)-OH;S-Methyl-L-Cys-OH;
分子式:C4H9NO2S
分子量:135.185
精确质量:135.035
Psa:88.62
Logp:0.4616
中文别名:S-甲基-DL-半胱氨酸;
英文别名:S-METHYL-CYSTEINE;(2R)-2-amino-3-methylsulfanyl-propionic acid;SMC;(R)-2-Amino-3-(methylmercapto)propionic acid SMLC;L-CH3SCH2CH(NH2)COOH;DL-S-Methyl-cysteine;L-Cysteine,S-methyl;H-L-CYS(ME)-OH;S-Methyl-L-cysteine;Methylcysteine;H-Cys(Me)-OH;S-Methyl-L-Cys-OH;
分子式:C4H9NO2S
分子量:135.185
精确质量:135.035
Psa:88.62
Logp:0.4616
编号系统
BRN号:1721675
PubChem号:24897098
MDL号:MFCD00002612
PubChem号:24897098
MDL号:MFCD00002612
物化性质
外观与性状:淡米色
密度:1.26g/cm3
沸点:300.3ºC at 760mmHg
熔点:~240°C (dec.)
闪点:135.4ºC
折射率:-30 ° (C=2, H2O)
稳定性:Stable under normal temperatures and pressures.
储存条件:-20ºC
蒸汽压:0.011mmHg at 25°C
密度:1.26g/cm3
沸点:300.3ºC at 760mmHg
熔点:~240°C (dec.)
闪点:135.4ºC
折射率:-30 ° (C=2, H2O)
稳定性:Stable under normal temperatures and pressures.
储存条件:-20ºC
蒸汽压:0.011mmHg at 25°C
安全信息
安全说明:S22-S24/25-S36/37/39-S26
WGK Germany:3
危险类别码:R22
危险品标志:Xn
WGK Germany:3
危险类别码:R22
危险品标志:Xn
生产方法及用途
合成路线
上游原料
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图谱
Predict 1H proton NMR

13C NMR : Predict

1H NMR : Predict

13C NMR : in D2O

1H NMR : 400 MHz in D2O

Mass spectrum (electron ionization)

Mass

IR : KBr disc

IR : nujol mull
