EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes

3-indole butyric acid
butyric acid, indol-3-yl-

Supplier Sponsors

CAS Number: 133-32-4Picture of molecule3D/inchi
Other(deleted CASRN):111150-79-9
ECHA EINECS - REACH Pre-Reg:205-101-5
Nikkaji Web:J2.525I
Beilstein Number:0171120
XlogP3:2.30 (est)
Molecular Weight:203.24101000
Formula:C12 H13 N O2
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:pharmaceuticals / chemical synthisis
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
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US Patents:Search
EU Patents:Search
Pubchem Patents:Search
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 124.50 °C. @ 760.00 mm Hg
Boiling Point: 426.56 °C. @ 760.00 mm Hg (est)
Vapor Pressure:1.800000 mmHg (est)
Flash Point: 413.00 °F. TCC ( 211.80 °C. ) (est)
logP (o/w): 2.300
Soluble in:
 water, 250 mg/L @ 20 °C (exp)
 water, 1136 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
None found
Alfa Biotechnology
For experimental / research use only.
3-Indolebutyric acid 98%
BOC Sciences
For experimental / research use only.
3-Indolebutyric acid (IBA) >98%
Odor: characteristic
Use: 3-Indolebutyric acid(IBA) is a plant hormone in the auxin family and is an ingredient in many commercial plant rooting horticultural products.
BST Tianjin Co.
Indole-3-butyric acid
For experimental / research use only.
Indole-3-butyric acid
Glentham Life Sciences
Indole-3-butyric acid
Penta International
Santa Cruz Biotechnology
For experimental / research use only.
3-Indolebutyric Acid
Sigma-Aldrich: Sigma
For experimental / research use only.
Indole-3-butyric acid ≥99.0% (T)
For experimental / research use only.
3-Indolebutyric Acid >98.0%(HPLC)(T)
Safety Information:
Preferred SDS: View
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intraperitoneal-mouse LD50 100 mg/kg
"Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A231, Pg. 1983

oral-mouse LD50 100 mg/kg
"Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revisionVol. 3, Pg. 76, 1976/1977.

oral-rat LD > 500 mg/kg
National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 7, 1953.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Safety in Use Information:
pharmaceuticals / chemical synthisis
Recommendation for 3-indole butyric acid usage levels up to:
 not for fragrance use.
Recommendation for 3-indole butyric acid flavor usage levels up to:
 not for flavor use.
Safety References:
European Food Safety Authority (EFSA) reference(s):

Reasoned opinion on the review of the existing maximum residue levels (MRLs) for indolylbutyric acid according to Article 12 of Regulation (EC) No 396/2005
View page or View pdf

EPI System: View
Chemical Carcinogenesis Research Information System:Search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):133-32-4
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :8617
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
4-(1H-indol-3-yl)butanoic acid
RTECS:NL5250000 for cas# 133-32-4
 4-(1H-indol-3-yl)butanoic acid
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:133-32-4
Pubchem (cid):8617
Pubchem (sid):134974585
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
Golm Metabolome Database:Search
KEGG (GenomeNet):C11284
HMDB (The Human Metabolome Database):HMDB02096
Export Tariff Code:2933.99.8210
VCF-Online:VCF Volatile Compounds in Food
•trade names: hormodin, seradix •technical grade: 97.0%. dust: 0.01%-4.5%; soluble concentrateliquid: 0.0004%-1.03%; wettable powderdust: 0.1%-0.8%. •mixtures: boll-set (+gibberellic acid), cytoplex hms (+gibberellic acid+kinetin), early harvest (+cytokinins+gibberellic acid), maxon ii (+gibberellic acid), pgr-iv (+gibberellic acid), super lagniappe (+cytokinins+gibberellic acid). •trade names: synergol, chryzoplus, chryzopon, chryzosan, chryzotek, chryzotop, rhizopon aa. •discontinued names: rootone.
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 corn leaf
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 corn seed
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 butyric acid, indol-3-yl-
 indol-3-butyric acid
4-(1H-indol-3-yl)-butyric acid
4-(1H-indol-3-yl)butanoic acid
4-(indol-3-yl)butyric acid
4-(1H-indol-3-yl)butyric acid
4-indol-3-ylbutanoic acid
4-indol-3-ylbutyric acid
 indol-3,4'-yl butyric acid
 indole 3-butyric acid
 indole-3 butyric acid
 indole-3-butanoic acid
1H-indole-3-butanoic acid
 indole-3-butrylic acid
 indole-3-butyic acid
 indole-3-butyric acid
4-(3-indole)-butyric acid
3-indolebutyric acid
b-indolebutyric acid
 indolyl-3-butyric acid
4-(3-indolyl)butanoic acid
4-(3-indolyl)butyric acid
[3-(3-indolyl)propyl]carboxylic acid
3-iodolebutyric acid
 jiffy grow
 rhizopon AA


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PubMed:Antioxidant activity of selected stilbenoids and their bioproduction in hairy root cultures of muscadine grape (Vitis rotundifolia Michx.).
PubMed:A comparative study of the removal of 3-indolebutyric acid using advanced oxidation processes.
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PubMed:Development of sample preparation method for auxin analysis in plants by vacuum microwave-assisted extraction combined with molecularly imprinted clean-up procedure.
PubMed:Advanced oxidation and mineralization of 3-indole butyric acid (IBA) by Fenton and Fenton-like processes.
PubMed:Extraction and high performance liquid chromatographic determination of 3-indole butyric acid in pea plants by using imidazolium-based ionic liquids as extractant.
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PubMed:The influence of auxins, light and cell differentiation on solasodine production bySolanum eleagnifolium Cav. calli.
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PubMed:Gas chromatography-mass spectrometry evidence for several endogenous auxins in pea seedling organs.
PubMed:Comparison of three reagents for detecting indole production by anaerobic bacteria in microtest systems.
Indole-3-butyric acid (IBA) is a plant hormone in the auxin family and is an ingredient in many commercial plant rooting horticultural products. (Wikipedia)
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