Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 55830Generated: October 23, 2026

1-Methyl-2,3-dihydro-1H-indole

https://huagongshe.com/en/chemical/55830

1-Methyl-2,3-dihydro-1H-indole molecular structure

Identifiers & Physical Properties

CAS No.824-21-5
Molecular formulaC9H11N
Average molar mass133.19 g/mol
Monoisotopic mass133.08914935 g/mol
SMILESCN1CCc2ccccc21
InChIKeyFIRXFHJQGIIJDB-UHFFFAOYSA-N
PubChem CID55830
EC No.810-611-1
DTXSIDDTXSID30237064

Chemical & Physical Properties

XLogP2.1
Topological polar surface area3.2
Hydrogen bond donors0
Hydrogen bond acceptors1
Rotatable bonds0
Heavy atoms10
Formal charge0
Complexity122
Physical stateoil
ColorYellow
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302+H312+H332-H315-H319-H335
GHS precautionary statementsP271-P260-P280
Customs code2933998090

Safety & Regulations

GHS classificationWarningH302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P321, P330, P332+P317, P337+P317, P362+P364, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
Hazard Classes and CategoriesAcute Tox. 4 (50%)
Customs code2933998090
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH302+H312+H332-H315-H319-H335
GHS precautionary statementsP271-P260-P280