SUPER ABSORBENT POLYMER (SAP) (also called slush powder)
sodium polyacrylate-acrylamide copolymer
CAS No.: 9033-79-8
STRUCTURAL FORMULA:
DESCRIPTION:WHITE POWDER
APPLICATION:
Super absorbent polymers (SAP) (also called slush powder) are polymers that can absorb and retain extremely large amounts of a liquid relative to its own mass.
1-Chloroethyl Chloroformate (JCC) 98%min.
1-氯乙基氯甲酸酯(氯甲酸-1-氯乙酯)
CAS: 50893-53-3 Capacity: 300MT/Annum
Appearance : Colorless liquid
Assay: 98% min.
Moisture: 0.1% max.
Boiling point: 118-119
℃
Specific gravity: 1.32
Application: An intermediate for pharmaceutical synthesis: Cefpodoxime
Proxetil (Banan), Candesartan, Ampiroxicam, Bacampicillin.
Reagent for N-demethylation. Reagent for getting rid of Cbz protecting group
in chemical synthesis.
应用:是一种高效温和的脱苄基保护基团试剂,尤其对含有易被还原官能团的化合物,采用该试剂不会影响分子中的其它官能团;还应用于脱去三级胺上的烷基,
所得氨基甲酸酯在甲醇中加热,即可脱去甲酸酯基得到高收率的仲胺;医药合成方面用于头孢泊肟酯,坎地沙坦酯,头孢替安酯,巴氨西林,安吡昔康等。
1-Chloroethyl Isopropyl Carbonate (JCC-1) 99.5%min.
1-氯乙基异丙基碳酸酯(1-氯乙基碳酸异丙酯)
CAS: 98298-66-9 Capacity: 200MT/Annum
Appearance : Colorless and transparent liquid
Assay: 99.5% min.
Moisture: 0.1% max.
Application: Intermediate of Cefpodoxime Proxetil
(Banan).
应用:头孢泊肟酯中间体
1-Chloroethyl Cyclohexyl Carbonate (JCC-2) 98%min.
1-氯乙基环己基碳酸酯(1-氯乙基碳酸环己酯)
CAS: 99464-83-2 Capacity: 50MT/Annum
Molecular Formula : C9H15ClO3
Formula Weight : 206.66 Appearance : Colorless and
transparent liquid
Assay : 99% min.
Application: Intermediate of Candesartan Cilexetil,
Cefotiam Hexetil.
应用:坎地沙坦酯,头孢替安酯中间体
1-Chloroethyl Ethyl Carbonate (JCC-3) 99.8%min.
1-氯乙基乙基碳酸酯(1-氯乙基碳酸乙酯)
CAS: 50893-36-2 Capacity: 150MT/Annum
Appearance : Colorless and transparent liquid
Assay: 99.8% min.
Moisture: 0.1% max.
Application: Intermediate of Bacampicillin, Ampiroxicam.
应用:巴氨西林,安吡昔康中间体
Chloromethyl Chloroformate (JMC) 98%min.
氯甲酸氯甲酯
CAS: 22128-62-7 Capacity: 300MT/Annum
Molecular Formula: C2H2Cl2O2
Formula Weight: 128.94
Appearance : Colorless liquid
Assay: 98% min.
Moisture: 0.1% max.
Boiling point: 107 ℃
Specific gravity: 1.465 Application: Intermediate
of Tenofovir Disoproxil Fumarate.
应用:抗艾滋病和乙肝药物泰诺福韦中间体
Chloromethyl Isopropyl Carbonate (JMC-1) 99%min.
氯甲基异丙基碳酸酯(氯甲基碳酸异丙酯)
CAS: 35180-01-9 Capacity: 400MT/Annum
Appearance : Colorless and transparent liquid
Assay: 99.5% min.
Moisture: 0.1% max.
Application: Intermediate of Tenofovir Disoproxil
Fumarate.
应用:抗艾滋病和乙肝药物泰诺福韦中间体