1,1,1-Triphenylpropane

Also known as: 1,1',1''-Propylidynetrisbenzene, 1,1',1''-propylidynetris-benzene, 1,1,1-Triphenyl-propan, 1,1,1-triphenyl-propane, 1,1,1-triphenylpropane, 1,1-Triphenylpropane, 1,1-diphenylpropylbenzene, Benzene, 1,1',1''-propylidynetris-, Benzene,1',1''-propylidynetris, Benzene,1,1',1''-propylidynetris, Triphenylmethyl-containing compound,17

1,1,1-Triphenylpropane (CAS 54889-83-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H20 and a molecular weight of 272.38400 g/mol. Key properties include a boiling point of 379.4ºC at 760 mmHg, a density of 1.024g/cm3 and a flash point of 178.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 54889-83-7
Jingsj CID: J-1965088-5
Molecular Formula: C₂₁H₂₀
Molecular Weight: 272.38400 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	379.4ºC at 760 mmHg
Density	1.024g/cm3
Flash Point	178.9ºC
Exact Mass	272.15700
LogP	5.43100
Refractive Index	1.582

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 1,1,1-Triphenylpropane?

The CAS number of 1,1,1-Triphenylpropane is 54889-83-7.

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

1,1,1-Triphenylpropane has molecular formula C21H20 and molecular weight 272.38400 g/mol.

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

For 1,1,1-Triphenylpropane, Upstream Products: Triphenylmethane, hexaphenylethane, Bromoethane.

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. "1,1,1-Triphenylpropane (CAS 54889-83-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1965088-5 (accessed 2026-11-09).

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