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1,1-Bis(hydroxymethyl)cyclopropane

Also known as: 1,1-Cyclopropanedimethanol, Cyclopropanedimethanol, 1,1-Cyclopropanediyldimethanol, 1,1-Cyclopropyldimethanol, Cyclopropane-1,1-diyldimethanol, (1-Hydroxymethylcyclopropyl)methanol, [1-(hydroxymethyl)cyclopropyl]methanol

1,1-Bis(hydroxymethyl)cyclopropane (CAS 39590-81-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C5H10O2 and a molecular weight of 102.132 g/mol. Key properties include a boiling point of 241.9±8.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 121.0±13.0 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39590-81-3
Jingsj CID
J-42656-2
Molecular Formula
C5H10O2
Molecular Weight
102.132 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point241.9±8.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point121.0±13.0 °C
Exact Mass102.068077
PSA40.46000
LogP-0.99
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.502

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code2906199090
Summary2906199090. cyclanic, cyclenic or cyclotherpenic alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,1-Bis(hydroxymethyl)cyclopropane?

The CAS number of 1,1-Bis(hydroxymethyl)cyclopropane is 39590-81-3.

What are the molecular formula and molecular weight of 1,1-Bis(hydroxymethyl)cyclopropane?

1,1-Bis(hydroxymethyl)cyclopropane has molecular formula C5H10O2 and molecular weight 102.132 g/mol.

Is 1,1-Bis(hydroxymethyl)cyclopropane hazardous?

1,1-Bis(hydroxymethyl)cyclopropane has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1,1-Bis(hydroxymethyl)cyclopropane?

For 1,1-Bis(hydroxymethyl)cyclopropane, Upstream Products: 1,1-Cyclopropanedicarboxylic acid dimethyl ester, Diethyl 1,1-cyclopropanedicarboxylate, 1,1-Cyclopropanedicarboxylic acid; Downstream Products: 1,1-Bis(bromomethyl)cyclopropane, 5,7-Dioxa-6-thiaspiro[2.5]octane 6-oxide, 1,1-Cyclopropanediacetonitrile.

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

Last updated:

How to cite: Jingsj. "1,1-Bis(hydroxymethyl)cyclopropane (CAS 39590-81-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42656-2 (accessed 2026-11-09).

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