The corresponding substance of CAS 101-10-0 is 2- (3-chlorophenoxy) propionic acid (commonly known as fruit setting acid), with a chemical formula of C9H9ClO3 and a molecular weight of 200.62. It belongs to the class of aryloxy alkane acid plant growth regulators and herbicide intermediates. ‌‌

Basic Information

Chinese name: 2- (3-chlorophenoxy) propionic acid; Nicknames: Diaoholic acid, Jiaguo’an, m-chlorophenoxyisopropanol

English name: 2- (3-Chlorophenoxy) – propionic acid; Alias: Cloprop, Fruitone CPA

Molecular formula: C₉H₉ClO3; Molecular weight: 200.62

CAS number: 101-10-0; ‌EINECS‌：202-915-2

Appearance: White to pale yellow crystalline powder; Melting point: 113-115 ℃

Acidity coefficient (pKa): approximately 3.13; Storage conditions: Sealed and dry, stored in the dark at 2-8 ℃

Main purpose and characteristics

Plant growth regulation: mainly used for pineapple (pineapple) planting, low-dose (240-700 g/hm ²) spraying can increase fruit size and prevent fruit drop.

Herbicidal activity: It has a preventive effect on weeds such as Polygonaceae at high concentrations and belongs to the mechanism of phenoxyacetic acid herbicides.

Chemical applications: often used as pharmaceutical intermediates or research reagents, not as direct food additives for agricultural products.

Synthesis pathway: usually prepared by reflux reaction of m-chlorophenol and sodium alpha chloropropionate. ‌‌

Safety and Precautions

Toxicity data: Rat oral LD ₅₀>750 mg/kg, classified as low to moderate toxicity; Irritating to eyes, skin, and respiratory tract (GHS warning word: Warning).

Usage guidelines: Strictly follow the registered pesticide dosage to avoid excessive use and crop damage; Wear protective equipment during operation and prohibit use on unapproved crops.

Environmental risk: Belonging to the category of hazardous chemicals, waste must be disposed of in compliance to avoid polluting water sources. ‌‌

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2-(3-Chlorophenoxy)-PropionicAcid CAS 101-10-0
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