4-Hydroxy indole, 99%

Name: 4-Hydroxy indole, 99%
Brand: Vaqora Chemicals
SKU: VQ-012024

About 4-Hydroxy indole, 99%

4-Hydroxy indole is an indole derivative in Synthesis grade carrying the CAS registry number 2380-94-1, specified at 99% purity. With the molecular formula C8H7NO, it has a molar mass of 133.15 g/mol. Its systematic (IUPAC) name is 1H-indol-4-ol. Alternative names: 4-Hydroxyindole and 4-Indolol.

The material typically appears as white to amber to dark green powder or crystals. Reported physical data include a melting point of 97-99 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 5 g, 1 g, 100 g and 1 kg packs, 4-Hydroxy indole is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Hydroxy indole, 99%
Catalogue No.	VQ-012024
CAS Number	2380-94-1
IUPAC name	1H-indol-4-ol
Molecular formula	C₈H₇NO
Molecular weight	133.15 g/mol
Exact mass	133.0528
Grade	Synthesis
Purity / assay	99%
HSN code	29420090
InChIKey	NLMQHXUGJIAKTH-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=CN2)C(=C1)O
PubChem CID	75421

Physical properties
Physical form	Crystalline
Appearance	White to amber to dark green powder or crystals
Melting point	97-99 °C
LogP (XLogP3)	2.4
H-bond donors / acceptors	2 / 1
TPSA	36 Å²
Synonyms	4-Hydroxyindole, 4-Indolol, Indol-4-ol, 4-hydroxy-1h-indole, 4-Hydroxyindole, 99%, 4-hydroxy-indole, 4-Hdroxyindole, 1h-indole-4-ol, 4-hydroxyindole, 18, 4-Hydroxyindole (Standard)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

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

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4-Hydroxy indole, 99%?

The CAS Registry Number of 4-Hydroxy indole, 99% is 2380-94-1. It is also known as 4-Hydroxyindole, 4-Indolol, Indol-4-ol.

What is the molecular formula and molecular weight of 4-Hydroxy indole, 99%?

4-Hydroxy indole, 99% has the molecular formula C8H7NO and a molecular weight of 133.15 g/mol. Its IUPAC name is 1H-indol-4-ol.

Which grade and pack sizes of 4-Hydroxy indole, 99% can I order?

We supply 4-Hydroxy indole, 99% in Synthesis (99%) grade, in 5 g, 1 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Hydroxy indole, 99%?

Yes. Every lot of 4-Hydroxy indole, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4-Hydroxy indole, 99% be shipped internationally?

Yes. 4-Hydroxy indole, 99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.