中文名称英文名称CAS 编号规格所属品牌订货号
L-胱氨酸L-Cystine56-89-325GSIGMAC7602
L-胱氨酸L-Cystine56-89-3100GSIGMAC7602
L-胱氨酸L-Cystine56-89-31KGSIGMAC7602
L-胱氨酸L-Cystine56-89-35KGSIGMAC7602
品牌SIGMA
产品名称 L-胱氨酸 : L-Cystine ——【产品编号:SIGMA-C7602】
CAS编号56-89-3
别名(R,R)-3,3′-二硫双(2-氨基丙酸),L-胱氨基酸,双硫代氨基丙酸,L(-)-3,3'-Dithiobis(2-aminopropanoic acid),2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid,(R,R)-3,3'-Dithiobis(2-aminopropionicacid)
级别药典级
纯度&分析98.5-101.0%,from non-animal source, meets EP testing specifications, suitable for cell culture
Tips此产品符合欧洲药典(EP)标准。
分子式[-SCH2CH(NH2)CO2H]2
分子量240.30
储存条件常温避光保存。
性质
biological source from non-animal source
assay 98.5-101.0%
form powder
total impurities endotoxin, tested
mp >240 °C (dec.)(lit.)
solubility 1 M HCl: soluble100 mg/mL
suitability meets EP testing specifications
  suitable for cell culture
原产地美国
描述
ORIGIN MUST BE NON-ANIMAL SOURCE
APPEARANCE WHITE TO OFF-WHITE CRYSTALLINE POWDER
IDENTIFICATION BY IR COMPARES TO REFERENCE STANDARD
SOLUBILITY CLEAR COLORLESS SOLUTION AT 1G TO 10ML OF 2M HYDROCHLORIC ACID
RESIDUAL SOLVENTS MEETS THE REQUIREMENTS
SPECIFIC ROTATION * -218 TO -224 DEG (20DEGC)
  * C = 2 IN 1M HYDROCHLORIC ACID
CHLORIDE < OR = 0.020%
AMMONIUM < OR = 0.020%
SULFATE < OR = 0.030%
IRON < OR = 10 PPM
HEAVY METALS < OR = 10 PPM
LOSS ON DRYING < OR = 0.5%
RESIDUE ON IGNITION < OR = 0.10%
NINHYDRIN-POSITIVE SUBSTANCES (OTHER AMINO ACIDS) CONFORMS
ASSAY (DRY BASIS) 98.5 TO 101.0%
ENDOTOXIN ASSAY < OR = 1 EU/MG
CELL CULTURE TEST PASS
NOTE MEETS EP TESTING SPECIFICATIONS
供货状态True
参考文献

Merck 14,2782

Beil. 4,IV,3155

FT-IR 1 (1), 596:B / FT-IR 2 (1), 942:C / IR-Spectra (2), 314:H / IR-Spectra (3), 354:G / NMR-Reference 2 (1), 503:A / RegBook 1 (1), 675:H / Sigma FT-IR 1 (1), 123:C / Structure Index 1, 102:A:2

类型氨基酸
安全信息
个人防护装备 Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
危害码 Xi
风险声明 36/37/38
安全声明 26-36
WGK德国 3
RTECS HA2690000