更新时间:2016-06-07
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L-酪氨酸甲酯
L-Histidine monohydrate monohydrochloride
Cas 号: 【5934-29-2】 M D L: MFCD00151027
L-酪氨酸甲酯分子式: C6H9N3O2·HCl·H2O 分子量: 209.63
别 名: L-盐酸组氨酸一水物,盐酸组氨酸
L-α-Amino-β-(4-imidazolyl)propionic acid monohydrochloride
L-Histidine Hydrochloride Monohydrate
H-His-OH.HCl
L-组氨酸盐酸盐一水物 98% 500g
L-组氨酸盐酸盐一水物 98% 100g
性 状: 白色结晶或结晶性粉末,无臭,稍苦酸味。易溶于甲酸,溶于水,不溶于乙醇。 水中溶解度:169.9 g/l (20 C)
[a]20/D: 9.9° (c=11, 6 N HCl)
质量标准:
外观Appearance 白色结晶或结晶粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥98.0% (TLC)
水溶解试验Solubility in Water 溶液透明
比旋光度Specific rotation [a]20/D +9.0 ~ +10.3 °(c=11, 6 N HCl)
重金属Heavy metals (as Pb) <10 ppm
其它氨基酸Other amino acids <0.5 % (TLC)
干燥损失Loss on drying ≤2.0 %
SO4 < 300 ppm
NH4 < 200 ppm
Fe < 10 ppm
pH 3 - 5 (2.5% 溶液,25°C)
用途 组织胺(histamine)的前体物质,依靠组氨酸脱羧酶(histidine decarboxylase)。
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钙蛋白酶抑制蛋白(CAST)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Calpastatin (CAST) X14715 48T/96T Homo sapiens (Human)
嵌合蛋白2(CHN2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Chimerin 2 (CHN2) X14716 48T/96T Homo sapiens (Human)
Cylindromatosis蛋白(CYLD)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Cylindromatosis (CYLD) X14717 48T/96T Homo sapiens (Human)
细胞球蛋白(CYGB)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Cytoglobin (CYGB) X14718 48T/96T Homo sapiens (Human)
停靠蛋白1(DOK1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Docking Protein 1 (DOK1) X14719 48T/96T Homo sapiens (Human)
异连蛋白α(DTNα)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dystrobrevin Alpha (DTNa) X14720 48T/96T Homo sapiens (Human)
Dymeclin蛋白(DYM)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dymeclin (DYM) X14721 48T/96T Homo sapiens (Human)
双氧化酶1(DUOX1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dual Oxidase 1 (DUOX1) X14722 48T/96T Homo sapiens (Human)
角化不良蛋白(DKC)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dyskerin (DKC) X14723 48T/96T Homo sapiens (Human)
Dystonin蛋白(DST)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dystonin (DST) X14724 48T/96T Homo sapiens (Human)
外异蛋白A(EDA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Ectodysplasin A (EDA) X14725 48T/96T Homo sapiens (Human)
内粘蛋白(EMCN)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Endomucin (EMCN) X14726 48T/96T Homo sapiens (Human)
Enamelin蛋白(ENAM)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Enamelin (ENAM) X14727 48T/96T Homo sapiens (Human)
内磺肽α(ENSα)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Endosulfine Alpha (ENSa) X14728 48T/96T Homo sapiens (Human)
内皮素3(EDN3)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Endothelin 3 (EDN3) X14729 48T/96T Homo sapiens (Human)
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纤维化蛋白(FBS)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Fibrosin (FBS) X14731 48T/96T Homo sapiens (Human)
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粒钙蛋白(GCA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Grancalcin (GCA) X14736 48T/96T Homo sapiens (Human)
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