1,1'-Methylenedi-2-naphthol

Also known as: 1,1'-Methylenebis(2-naphthol), 1,1'-Methylenebis(naphthalen-2-ol), Bis(2-hydroxy-1-naphthyl)methane, 2,2'-Dihydroxy-1,1'-dinaphthylmethane, 1,1'-Methylenebis-2-naphthalenol, AKOS BBS-00002910, NSC 402620, NSC 5992, Squoxin

1,1'-Methylenedi-2-naphthol (CAS 1096-84-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C21H16O2 and a molecular weight of 300.350 g/mol. Key properties include a melting point of 181-190ºC (dec.)(lit.), a boiling point of 543.4±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 258.6±19.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1096-84-0
Jingsj CID: J-30274-9
Molecular Formula: C₂₁H₁₆O₂
Molecular Weight: 300.350 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	181-190ºC (dec.)(lit.)
Boiling Point	543.4±30.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	258.6±19.2 °C
Exact Mass	300.115021
PSA	40.46000
LogP	5.20
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.747

Customs & Trade Information

HS Code	2907199090
Summary	2907199090 other monophenols VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,1'-Methylenedi-2-naphthol?

The CAS number of 1,1'-Methylenedi-2-naphthol is 1096-84-0.

What are the molecular formula and molecular weight of 1,1'-Methylenedi-2-naphthol?

1,1'-Methylenedi-2-naphthol has molecular formula C21H16O2 and molecular weight 300.350 g/mol.

What are the upstream and downstream products of 1,1'-Methylenedi-2-naphthol?

For 1,1'-Methylenedi-2-naphthol, Upstream Products: 2-Hydroxy-1-naphthaldehyde, Formaldehyde, 2-Naphthol; Downstream Products: 1-Methylnaphthalene, 2-Naphthol, 1-(morpholin-4-ylmethyl)naphthalen-2-ol.

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'-Methylenedi-2-naphthol (CAS 1096-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30274-9 (accessed 2026-11-09).

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