Agent Name

Indole-3-butyric acid

CAS Number

133-32-4

Formula

C12-H13-N-O2

Major Category

Pesticides

Synonyms

1H-Indole-3-butanoic acid (9CI); 1H-Indole-3-butyric acid; 3-Indolebutyric acid; 3-Indolyl-gamma-butyric acid; 4-(Indol-3-yl)butyric acid; Butyric acid, 4-(indolyl)-; Hormex rooting powder; Hormodin; IBA; Indol-3,4'-yl butyric acid; Indolbutyric acid; Indole butyric acid; Indole-3-butanoic acid; Jiffy grow; Kyselina 4-indol-3-ylmaselina [Czech]; Rhizopon AA; Seradix; Seradix 2; Seradix 3; Seradix B 2; Seradix B 3; beta-Indolebutyric acid; [ChemIDplus] UN2811

Category

Plant Growth Regulators

Description

White or slightly yellow solid; [Merck Index] Off-white powder; [MSDSonline]

Sources/Uses

Used to stimulate root formation of plant clippings; [HSDB] Similar in structure to the naturally occurring plant-growth hormone indole-3-acetic acid; Used on fruit, vegetable, and field crops and on ornamental turf; Used to reduce transplant shock in ornamental nursery stock; [Reference #1]

Comments

All generic toxicology data requirements waived because of low toxicity; "Causes substantial but temporary eye injury." [Reference #1] An irritant; [MSDSonline] See "Indoleacetic acid."

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
Vapor Pressure

1.17E-6 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: