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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 178821081Generated: October 23, 2026

5-Aminoindole hydrochloride

TIMTEC-BB SBB003873 · 5-Aminoindole hydrochloride · 1H-indol-5-amine hydrochloride · 5-AMINOINDOLE MONOHYDROCHLORIDE · 1H-Indol-5-aMine,Monohydrochloride

https://huagongshe.com/en/chemical/178821081

5-Aminoindole hydrochloride molecular structure

Identifiers & Physical Properties

CAS No.161464-96-6
Molecular formulaC8H9ClN2
Average molar mass168.62 g/mol
SMILESCl.Nc1ccc2[nH]ccc2c1
InChIKeyCZRIFWIECZRIKN-UHFFFAOYSA-N
EC No.622-962-6

Chemical & Physical Properties

Topological polar surface area41.8
Hydrogen bond donors3
Hydrogen bond acceptors1
Rotatable bonds0
Heavy atoms11
Formal charge0
Complexity124
Melting point255-257 °C(lit.)
Hazard symbolsXn
Risk statements (R)20/21/22-40
Safety statements (S)7-22-36/37/39-45
Water hazard class (WGK)3

Safety & Regulations

GHS classificationWarningH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P203, P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P318, P321, P330, P362+P364, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Water hazard class (WGK)3
Risk statements (R)20/21/22-40
Hazard symbolsXn
Safety statements (S)7-22-36/37/39-45