久久久久久蜜桃一区二区 欧洲美女大胆潮喷 精品少妇熟女ⅤⅤ免费久久久免费 超碰五月天亚洲论坛

  熱線電話:021-54370211?    

7-Amino-3-Chloro-3-Cephem-4-Carboxylic Acid

Name: 7-acca

CAS number: 53994-697-7

Quality standards: 99%

Package: 25kg/pail

Land: domestic

Details:

Chinese name: 7-acca

The English name: 7-amino -3-chloro-3-cephem-4-xylic Acid

Aliases: 7-amino-3-chloro-cephaloic acid;7-amino-3-chloro-octch-5-sulfur hybrid - 1-azobi-cyclic [4.2.0] oct-2-ene.7 - ACCA;7-amino - 3-chloro-3-cefan-4-acid

CAS NO: 53994-69-7

EC NO: 258-907-4

Molecular formula: C7H7ClN2O3S

Molecular weight: 234.6601

Appearance: white or white crystalline powder

Water less than 1.0 percent

Density 1.81 g/cm3

The boiling point of 498.9 ° C at760 mmHg

Flash point 255.5 ° C

USES: cephalospora nucleus, cefco intermediates

@ 2016 ShangHaiYaYu Biomedical co.,ltd TEL:021-54370211、54370255、54370355 FAX:021-54370255

德令哈市| 黔西县| 贵港市| 朝阳县| 延边| 彭泽县| 柘荣县| 兖州市| 申扎县| 海晏县| 南川市| 大同县| 博客| 扎囊县| 阳西县| 邮箱| 丰顺县| 连山| 揭西县| 黔西| 邵阳市| 五大连池市| 莱阳市| 二连浩特市| 涿州市| 平江县| 车致| 北票市| 桃江县| 宜都市| 麻栗坡县| 新乡县| 潢川县| 沙坪坝区| 亚东县| 思南县| 灯塔市| 时尚| 嘉峪关市| 清水河县| 淅川县|