Thiodiglycol

Also known as: 2,2'-Thiodiethanol, 2,2'-Thiobisethanol, Bis(2-hydroxyethyl) sulfide, 2,2'-Sulfanediyldiethanol, Di(2-hydroxyethyl) sulfide, Ethanol, 2,2'-thiobis-, Thiodiethylene glycol, Kromfax Solvent, NSC 6289

Thiodiglycol (CAS 111-48-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H10O2S and a molecular weight of 122.186 g/mol. Key properties include a melting point of −16 °C(lit.), a boiling point of 282.0±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 139.5±19.1 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 111-48-8
Jingsj CID: J-1516681-8
Molecular Formula: C₄H₁₀O₂S
Molecular Weight: 122.186 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	−16 °C(lit.)
Boiling Point	282.0±0.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	139.5±19.1 °C
Exact Mass	122.040154
PSA	65.76000
LogP	-0.71
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.523

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger

H225 — Highly flammable liquid and vapour
H301 — Toxic if swallowed
H311 — Toxic in contact with skin
H331 — Toxic if inhaled
H370 — Causes damage to organs

Customs & Trade Information

HS Code	2930909026
Summary	2930909026 2,2'-thiodiethanol。supervision conditions:23(import license for dual-use item and technologies,export license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Thiodiglycol?

The CAS number of Thiodiglycol is 111-48-8.

What are the molecular formula and molecular weight of Thiodiglycol?

Thiodiglycol has molecular formula C4H10O2S and molecular weight 122.186 g/mol.

Is Thiodiglycol hazardous?

Thiodiglycol has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.

What are the upstream and downstream products of Thiodiglycol?

For Thiodiglycol, Upstream Products: Mustard gas, Ethylene oxide, 2-Mercaptoethanol; Downstream Products: 1,4-Dithiane, 1,4-Oxathiane, 1,3-Dicyclohexylurea.

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. "Thiodiglycol (CAS 111-48-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516681-8 (accessed 2026-11-07).

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