Chlorendic acid, or 1,4,5,6,7,7-hexachlorobicyclo[2.2.1]-hept-5-ene-2,3-dicarboxylic acid, is a chlorinated hydrocarbon used in the synthesis of some flame retardants and polymers. It is a common breakdown product of several organochlorine insecticides.

CAS：115-28-6
中文别名：六氯桥亚甲基四氢酞酸;氯茵酸;六氯内次甲基四氢邻苯二甲酸;1,4,5,6,7,7-六氯-5-降冰片烯-2,3-二羧酸;1,4,5,6,7,7-六氯二环(2,2,1)-5-庚烯-2,3-二羧酸;海特酸;氯桥酸(HET ACID);氯桥酸;5-降冰片烯-2,3-二甲酸;1,4,5,6,7,7-六氯-二环[2.2.1]庚-5-烯-2,3-二甲酸;1,4,5,6,7,7-六氯-5-降冰片烯-2,3-二甲酸;
英文别名：Chlorendic Acid;1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic Acid;Chlorendic acid;5-Norbornene-2,3-dicarboxylic acid, 1,4,5,6,7,7-hexachloro-;1,4,5,6,7,7-Hexachloro-5-norbornene-2,3-dicarboxylic acid;Hexachloro-endo-methylenetetrahydrophthalic Acid;
分子式：C9H4Cl6O4
分子量：388.844
精确质量：385.824
Psa：74.6
Logp：3.2335

EINECS号：204-078-9
RTECS号：RB9000000
PubChem号：24865759
MDL号：MFCD00167589

外观与性状：固体
密度：2 g/cm3
沸点：471.7ºC at 760 mmHg
熔点：239-242°C(lit.)
闪点：239.1ºC
折射率：1.658
稳定性：Stable. Incompatible with strong oxidizing agents.
储存条件：库房低温通风干燥
蒸汽压：3.37E-10mmHg at 25°C

RTECS号：RB9000000
安全说明：S53-S22-S26-S36/37/39-S45
危险类别码：R40; R41
WGK Germany：3
海关编码：2917209090
危险品标志：Xi
危险性防范说明：P280; P305 + P351 + P338
危险标志：GHS05, GHS08
危险性描述：H318; H351
信号词：Danger

用途
防火聚合酯类树脂、染料中间体、杀虫剂。