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1,3-Dimethyladamantane

Also known as: 1,3-DIMETHYLADAMANTANE, 99+%, 1,3-Dimethyladamanta, 1,3-Dimethyladamantane,98%, 1,3-Dimethyltricyclo[3.3.1.1]decan, 1,3-Me2-adamantane, 1,3-diMethyl adaMantanone, 1,3-diMethyl alkyl fund just, 1,3-dimethyl-adamantane, 1,3-dimethyladamantane, Adamantane, 1,3-dimethyl-, Adamantane,1,3-dimethyl, EINECS 211-870-8, MFCD00074755, Memantine intermediate, Tricyclo[3.3.1.1(3,7)]decane, 1,3-dimethyl-, Tricyclo[3.3.1.1]decane, 1,3-dimethyl-, tricyclo[3.3.1.13,7]decane,1,3-dimethyl-

1,3-Dimethyladamantane (CAS 702-79-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H20 and a molecular weight of 164.287 g/mol. Key properties include a melting point of -30 °C, a boiling point of 199.9±7.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 52.8±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
702-79-4
Jingsj CID
J-3138-9
Molecular Formula
C12H20
Molecular Weight
164.287 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-30 °C
Boiling Point199.9±7.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point52.8±0.0 °C
Exact Mass164.156494
LogP5.18
Vapor Pressure0.5±0.2 mmHg at 25°C
Refractive Index1.521

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2902199090
Summary2902199090 other cyclanes, cyclenes and cyclotherpenes。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 1,3-Dimethyladamantane?

The CAS number of 1,3-Dimethyladamantane is 702-79-4.

What are the molecular formula and molecular weight of 1,3-Dimethyladamantane?

1,3-Dimethyladamantane has molecular formula C12H20 and molecular weight 164.287 g/mol.

Is 1,3-Dimethyladamantane hazardous?

1,3-Dimethyladamantane has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

What are the upstream and downstream products of 1,3-Dimethyladamantane?

For 1,3-Dimethyladamantane, Upstream Products: 1-Bromo-3,5-dimethyladamantane, Dodecahydroacenaphthylene, Acenaphthene; Downstream Products: Memantine hydrochloride, N-(3,5-Dimethyladamantan-1-yl)formamide, 1-Bromo-3,5-dimethyladamantane.

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

Last updated:

How to cite: Jingsj. "1,3-Dimethyladamantane (CAS 702-79-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3138-9 (accessed 2026-11-09).

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