(S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol

Also known as: (S)-(-)-2-[Bis(3,5-dimethylphenyl)hydroxymethyl]pyrrolidine, (S)-Bis(3,5-dimethylphenyl)(pyrrolidin-2-yl)methanol, (S)-alpha,alpha-Bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol, (2S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol, Bis(3,5-dimethylphenyl)[(2S)-2-pyrrolidinyl]methanol

(S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol (CAS 131180-63-7) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C21H27NO and a molecular weight of 309.445 g/mol. Key properties include a melting point of 98-101ºC, a boiling point of 488.2±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 122.6±16.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 131180-63-7
Jingsj CID: J-1048893-4
Molecular Formula: C₂₁H₂₇NO
Molecular Weight: 309.445 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	98-101ºC
Boiling Point	488.2±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	122.6±16.5 °C
Exact Mass	309.209259
PSA	32.26000
LogP	4.75
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.575

Frequently Asked Questions

What is the CAS number of (S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol?

The CAS number of (S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol is 131180-63-7.

What are the molecular formula and molecular weight of (S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol?

(S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol has molecular formula C21H27NO and molecular weight 309.445 g/mol.

What are the upstream and downstream products of (S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol?

For (S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol, Upstream Products: 5-Bromo-m-xylene, N-Benzyl-L-proline ethyl ester, 3,5-Dimethylphenylmagnesium bromide.

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. "(S)-α,α-bis(3,5-dimethylphenyl)-2-pyrrolidinemethanol (CAS 131180-63-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1048893-4 (accessed 2026-11-09).

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