5-Hydroxyindole-3-acetic Acid

Name: 5-Hydroxyindole-3-acetic Acid
Brand: Zemixal
SKU: ZX-033186

Reference StandardAvailable on request

Order 5-Hydroxyindole-3-acetic Acid (CAS 54-16-0) online at Zemixal: C10H9NO3, COA and SDS with every lot, worldwide shipping.

Pack sizes

5-Hydroxyindole-3-acetic Acid chemical structure

CAS number54-16-0

FormulaC₁₀H₉NO₃

Molar mass191.18 g/mol

Physical formSolid

HS code38229090

InChIKeyDUUGKQCEGZLZNO-UHFFFAOYSA-N

IUPAC name2-(5-hydroxy-1H-indol-3-yl)acetic acid

About 5-Hydroxyindole-3-acetic Acid

5-Hydroxyindole-3-acetic Acid belongs to the Tryptophan reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 54-16-0, formula C10H9NO3 and molar mass 191.18 g/mol. It is handled as a solid.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Storage and safety notes

It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Tryptophan

See every impurity, metabolite and related compound we list for this API.

Tryptophan standards

Typical uses

Metabolite identification
Stability-indicating methods
Impurity profiling

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 5-Hydroxyindole-3-acetic Acid
Product name	5-Hydroxyindole-3-acetic Acid
Catalogue number	ZX-033186
CAS number	54-16-0
IUPAC name	2-(5-hydroxy-1H-indol-3-yl)acetic acid
Molecular formula	C₁₀H₉NO₃
Molar mass	191.18 g/mol
Exact mass	191.0582
Grade	Reference Standard
Physical form	Solid
XLogP3	1.1
H-bond donors / acceptors	3 / 3
Topological polar surface area	73.3 Å²
HS code	38229090
InChIKey	DUUGKQCEGZLZNO-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=C1O)C(=CN2)CC(=O)O
PubChem CID	1826
Synonyms	5-Hydroxyindoleacetic Acid, 5-HIAA, Hydroxyindoleacetic acid, 5-Hydroxyindol-3-ylacetic acid, Acid, Hydroxyindoleacetic, 5-Hydroxyindolamine Acetic Acid, Acid, 5-Hydroxy-3-Indoleacetic, Acetic Acid, 5-Hydroxyindolamine, Acid, 5-Hydroxyindolamine Acetic, 2-(5-oxidanyl-1H-indol-2-yl)ethanoic acid

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

Safety and GHS hazards

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 5-Hydroxyindole-3-acetic Acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about 5-Hydroxyindole-3-acetic Acid

Which CAS number identifies 5-Hydroxyindole-3-acetic Acid?

5-Hydroxyindole-3-acetic Acid is registered under CAS 54-16-0. You may also see it listed as 5-Hydroxyindoleacetic Acid, 5-HIAA, Hydroxyindoleacetic acid. Our catalogue number for this item is ZX-033186.

What are the formula and molar mass of 5-Hydroxyindole-3-acetic Acid?

For 5-Hydroxyindole-3-acetic Acid, its formula is C10H9NO3 and its molar mass is 191.18 g/mol. The systematic (IUPAC) name is 2-(5-hydroxy-1H-indol-3-yl)acetic acid. InChIKey DUUGKQCEGZLZNO-UHFFFAOYSA-N lets you match it in any structure database.

How is 5-Hydroxyindole-3-acetic Acid used in pharmaceutical QC?

5-Hydroxyindole-3-acetic Acid is a characterised reference material linked to Tryptophan. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for 5-Hydroxyindole-3-acetic Acid?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with 5-Hydroxyindole-3-acetic Acid?

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 5-Hydroxyindole-3-acetic Acid to my country?

Yes. Because 5-Hydroxyindole-3-acetic Acid 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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MW: 333.4 g/mol

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