订购电话:4001650900

L-Cysteine hydrochloride,anhydrous

Cas:
52-89-1
Molecular Structure:
MDL:
MFCD00064553
Molecular Formula:
C3H7NO2S·HCI;HSCH2CH(NH2)COOH ·HCl
Molecular Weight:
157.62
Alias:
L-2-氨基-3-巯基丙酸盐酸盐
Product order:
Name Specifications Packing Price Delivery
L-Cysteine hydrochloride,anhydrous 98% 10g RMB 22 Consulting service
L-Cysteine hydrochloride,anhydrous 98% 25g RMB 33 Consulting service
L-Cysteine hydrochloride,anhydrous 98% 100g RMB 198 Consulting service
L-Cysteine hydrochloride,anhydrous 98% 500g RMB 858 Consulting service
Character:
白色结晶或结晶性粉末,强酸味,无臭,仅有痕量亚硫酸盐气味。它在动植物体内是各组织细胞用来防御有害物质和增加活力的一种氨基酸,也是组成蛋白质的20多种氨基酸之一,并且是唯一具有活性巯基(-SH)的氨基酸。
Quality Standard:
外观Appearance                          白色结晶性粉末
纯度Purity                              ≥98.0%
比旋度Specific rotation [a]20/D         +5.6°-+8.9°
加热减量Loss on drying                  ≤0.5%
透光率transmittance                     ≤98.0%
pH 值                                   1.5-2.0
重金属Heavy metals (以Pb计)             ≤0.001%
砷arsenic (以As2O3计)                   ≤0.0001%
灼烧残渣Residue ignition,               ≤0.1%
其他氨基酸 Other amino acid             未检出
Storage:
用途  NMDA 谷氨酸能受体激动剂,在高浓度时,也是AMPA谷氨酸能受体激动剂
Related Products
上海紫一试剂厂   © 2024 All Rights Reserved      备案号:沪ICP备19037119号-1     
网站地图:
试剂CAS试剂分类试剂产品实验仪器耗材分类实验仪器耗材新闻资讯
   沪公网安备 31012002003055号