4-chloro- oxo acid

4-chloro- oxo acid

Product description:

English name : 4-CPA; IUPAC; 4-Chlorophenoxyacetic acid; 2- (4-Chloro-phenoxy) acetic acid
Other names : for chlorophenoxyacetic acid; chlorophenoxyacetic acetate; promoting creature; tomato pass; p- dichlorobenzene oxygen acetic acid; PCPA; strong anti-fall fruit agent
CAS: 122-88-3
C8H7ClO3 = 186.59
Content : ≥99.0%
Loss on drying : ≤0.5%
Melting point : 157 ~ 159 ℃
Ethanol solubility test : Qualified
Characters: the white needle crystal or powder prism with fragrant smell of wet sensitive soluble in ethanol, acetone and benzene, slightly soluble in water and low toxicity, the median lethal dose (rat, orally ) 850mg / kg there. .. . irritation toxicity : acute oral LD50 of 2200 mg / kg acute dermal LD50 of ) 2200 mg / kg for eye and skin irritation fish toxicity LC50:... carp 3-6ppm, loach ( 48 hours ) 2.5ppm, daphnia ) 40ppm
Use: Biochemical studies of plant growth hormone used as growth regulators, prevent fruit drop, herbicides, can be used for tomatoes, vegetables, peach and so on .
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