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CEC－China Enriching Chemistry “我们使化学更丰富！”

Products 　→Phosgene Derivatives　光气衍生物
　　　　　　　(Chloroformates, Isocyanates, Anhydrides, Carbonates, Ureas)
　　　　　　　Pharmaceutical and Fine chemical intermediates
　　　　　　　医药及其他精细化工中间体物
　
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
　

Chloromethyl Cyclohexyl Carbonate (JMC-2) 98%min.
氯甲基环己基碳酸酯（氯甲基碳酸环己酯）

CAS: 35179-98-7 Capacity: 200MT/Annum
Appearance : Colorless and transparent liquid
Assay: 99% min.
Moisture: 0.1% max.
Application: Pharmaceutical Intermediate.
应用：医药中间体
Chloromethyl Ethyl Carbonate (JMC-3) 99%min.
氯甲基乙基碳酸酯（氯甲基碳酸乙酯）

CAS: 35179-98-7 Capacity: 200MT/Annum
Appearance : Colorless and transparent liquid
Assay: 99% min.
Moisture: 0.1% max.
Application: Pharmaceutical Intermediate.
应用：医药中间体
　
1-Iodoethyl Isopropyl Carbonate (JCC-4) CAS: 84089-73-6
1-碘乙基异丙基碳酸酯（1-碘乙基碳酸异丙酯）

　
1-Iodoethyl Cyclohexyl Carbonate (JCC-5) CAS: 102672-57-1
1-碘乙基环己基碳酸酯（1-碘乙基碳酸环己酯）

　
1-Iodoethyl Ethyl Carbonate (JCC-6) CAS: 80196-04-9
1-碘乙基乙基碳酸酯（1-碘乙基碳酸乙酯）

　
Benzyl chloroformate (99% min. Pharmaceutical grade) 氯甲酸苄酯(99%) CAS:501-53-1
N-Pentyl chloroformate(n-Amyl Chloroformate) 氯甲酸正戊酯 CAS: 638-41-5
Cyclopentyl chloroformate 氯甲酸环戊酯 CAS: 50715-28-1
Allyl chloroformate 氯甲酸烯丙酯 CAS: 2937-50-0
4-Nitro benzyl chloroformate 对硝基氯甲酸苄酯 CAS: 4457-32-3
4-Nitro phenyl chloroformate 对硝基氯甲酸苯酯 CAS: 7693-46-1
2-methyl butyl chloroformate 2-甲基丁基氯甲酸酯
3-methyl butyl chloroformate 3-甲基丁基氯甲酸酯
Phenyl isocyanate 苯基异氰酸酯 CAS: 103-71-9
Tert-butyl isocyanate 叔丁基异氰酸酯 CAS: 1609-86-5
2-Chloroethyl isocyanate 2-氯乙基异氰酸酯 CAS: 1943-83-5
3-Bromophenyl isocyanate 3-溴苯基异氰酸酯 CAS: 23138-55-8
Trichloroacetyl isocyanate 三氯乙酰基异氰酸酯 CAS:?3019-71-4
4-(trifluoromethoxy)phenyl isocyanate 4-三氟甲氧基苯基异氰酸酯 CAS: 35037-73-1
4-chloro-3-(trifluoromethyl)phenyl isocyanate 4-氯-3-三氟甲基苯基异氰酸酯 CAS: 327-78-6
2-fluoro-5-(trifluoromethyl)phenyl isocyanate 2-氟-5-三氟甲基苯基异氰酸酯 CAS:69922-27-6
3-Fluoro-2-methylphenyl isocyanate 3-氟-2-甲基苯基异氰酸酯 CAS:60221-81-0
m-Xylylene diisocyanate (XDI) 间苯二甲基二异氰酸酯 CAS: 3634-83-1
3-Chloro-4-methyl-phenyl isocyanate 3-氯-4-甲基苯基异氰酸酯 CAS: 28479-22-3
5-Chloro-2-methyl-phenyl isocyanate 5-氯-2-甲基苯基异氰酸酯 CAS: 40411-27-6
N-Ethyl-N-Methyl carbamoyl chloride N-乙基-N-甲基氨基甲酰氯 CAS: 42252-34-6
N,N-Bis-(2-chloroethyl)-carbamoyl chloride 双-(2-氯乙基)氨基甲酰氯 CAS: 2998-56-3
4-Methyl-1-piperazinecarbonyl chloride hydrochloride， N-methyl piperizine carbomoyl chloride hydrochloride CAS: 55112-42-0
　
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