Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR)

(3aR,6aR)-3,6-二苯基-1,3a,4,6a-四氢并环戊二烯

Also known as: (3aR,6aR)-3,6-diphenyl-1,3a,4,6a-tetrahydropentalene

Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR) (CAS 947503-81-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H18 and a molecular weight of 258.35700 g/mol. It is also known as (3aR,6aR)-3,6-diphenyl-1,3a,4,6a-tetrahydropentalene. Key properties include a boiling point of 415.5±45.0 °C (760 mmHg) and a density of 1.104±0.06 g/cm3 (20 °C, 760 mmHg). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
947503-81-3
Jingsj CID
J-1185962-2
Molecular Formula
C20H18
Chinese Name
(3aR,6aR)-3,6-二苯基-1,3a,4,6a-四氢并环戊二烯
Molecular Weight
258.35700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point415.5±45.0 °C (760 mmHg)
Density1.104±0.06 g/cm3 (20 °C, 760 mmHg)

Frequently Asked Questions

What is the CAS number of Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR)?

The CAS number of Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR) is 947503-81-3.

What are the molecular formula and molecular weight of Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR)?

Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR) has molecular formula C20H18 and molecular weight 258.35700 g/mol.

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

Last updated:

How to cite: Jingsj. "Pentalene, 1,3a,4,6a-tetrahydro-3,6-diphenyl-, (3aR,6aR) (CAS 947503-81-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1185962-2 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.