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Indole Derivatives

Indole-3-acetic acid, 99%

BiochemistryAvailable on request

Buy Indole-3-acetic acid, 99% (CAS 87-51-4) from Zemixal. Request a quote with price, lead time and documents. Packs from 5 g.

Pack sizes
Indole-3-acetic acid, 99% chemical structure
CAS number87-51-4
FormulaC10H9NO2
Molar mass175.18 g/mol
Physical formPowder
HS code29339900
Purity99%
InChIKeySEOVTRFCIGRIMH-UHFFFAOYSA-N
IUPAC name2-(1H-indol-3-yl)acetic acid

About Indole-3-acetic acid, 99%

Indole-3-acetic acid, 99% sits in our indole Derivatives section and ships worldwide from stock or short lead time. For your records (Biochemistry), the material is defined by CAS 87-51-4, formula C10H9NO2 and molar mass 175.18 g/mol. Expect white to pale cream powder.

Common uses in the lab and plant

  • Diagnostic assays
  • Organic synthesis

Handling and storage

Physical constants on file: melting point 165-169 °C. Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H335. Read the SDS before first use.

Available as 5 g, 25 g, 100 g, 1 kg and 4 x 25 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Specifications and identifiers

Specifications of Indole-3-acetic acid, 99%
Product nameIndole-3-acetic acid, 99%
Catalogue numberZX-011109
CAS number87-51-4
IUPAC name2-(1H-indol-3-yl)acetic acid
Molecular formulaC10H9NO2
Molar mass175.18 g/mol
Exact mass175.0633
GradeBiochemistry
Purity / assay99%
Physical formPowder
AppearanceWhite to pale cream powder
Melting point165-169 °C
XLogP31.4
H-bond donors / acceptors2 / 2
Topological polar surface area53.1 Ų
HS code29339900
InChIKeySEOVTRFCIGRIMH-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(=CN2)CC(=O)O
PubChem CID802
SynonymsHeteroauxin, IAA, indolylacetic acid, Indoleacetic acid, 3-Indoleacetic acid, 1H-Indole-3-acetic acid, 1H-indol-3-ylacetic acid, Rhizopin, Rhizopon A, 3-Indolylacetic acid, 3-Iaa, 3-(Carboxymethyl)indole

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Indole-3-acetic acid, 99%
5 gQuoted on request
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request
4 x 25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Indole-3-acetic acid, 99%

Which CAS number identifies Indole-3-acetic acid, 99%?
Indole-3-acetic acid, 99% is registered under CAS 87-51-4. You may also see it listed as Heteroauxin, IAA, indolylacetic acid. Our catalogue number for this item is ZX-011109.
What are the formula and molar mass of Indole-3-acetic acid, 99%?
For Indole-3-acetic acid, 99%, its formula is C10H9NO2 and its molar mass is 175.18 g/mol. The systematic (IUPAC) name is 2-(1H-indol-3-yl)acetic acid. InChIKey SEOVTRFCIGRIMH-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Indole-3-acetic acid, 99%?
This listing is Biochemistry grade with 99% purity. Standard packs are 5 g, 25 g, 100 g, 1 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Indole-3-acetic acid, 99%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Indole-3-acetic acid, 99% to my country?
Yes. Because Indole-3-acetic acid, 99% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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