1H-Indene,1,1-dimethyl-

Also known as: 1,1-Dimethyl-1H-indene, 1,1-Dimethylindene, 1,1-dimethyl indene, 1,1-dimethylind-2-ene, 1H-Indene,1,1-dimethyl, 3,3-dimethylindene, dimethylindene

1H-Indene,1,1-dimethyl- (CAS 18636-55-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H12 and a molecular weight of 144.21300 g/mol. Key properties include a boiling point of 206.5ºC at 760mmHg, a density of 0.959g/cm3 and a flash point of 71.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 18636-55-0
Jingsj CID: J-1500646-9
Molecular Formula: C₁₁H₁₂
Molecular Weight: 144.21300 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	206.5ºC at 760mmHg
Density	0.959g/cm3
Flash Point	71.4ºC
Exact Mass	144.09400
LogP	2.99100
Vapor Pressure	0.339mmHg at 25°C
Refractive Index	1.542

Customs & Trade Information

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1H-Indene,1,1-dimethyl-?

The CAS number of 1H-Indene,1,1-dimethyl- is 18636-55-0.

What are the molecular formula and molecular weight of 1H-Indene,1,1-dimethyl-?

1H-Indene,1,1-dimethyl- has molecular formula C11H12 and molecular weight 144.21300 g/mol.

What are the upstream and downstream products of 1H-Indene,1,1-dimethyl-?

For 1H-Indene,1,1-dimethyl-, Upstream Products: 1-ethynyl-2-propan-2-ylbenzene, 3,3-Dimethyl-1-indanol, 3,3-Dimethyl-2,3-dihydro-1H-inden-1-one; Downstream Products: 3-Methylindene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1H-Indene,1,1-dimethyl- (CAS 18636-55-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500646-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.