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Diallyl disulfide

Also known as: Allyl disulfide, Allyl disulphide, DADS, Di-2-propenyl disulfide, 4,5-Dithia-1,7-octadiene, Disulfide, di-2-propenyl, 2-Propenyl disulfide

Diallyl disulfide (CAS 2179-57-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H10S2 and a molecular weight of 146.274 g/mol. Key properties include a boiling point of 185.0±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 42.4±25.8 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2179-57-9
Jingsj CID
J-38680-5
Molecular Formula
C6H10S2
Molecular Weight
146.274 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point185.0±0.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point42.4±25.8 °C
Exact Mass146.022385
PSA50.60000
LogP3.26
Additional Property>5 (vs air)
Vapor Pressure1.0±0.3 mmHg at 25°C
Refractive Index1.534

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Gupta N, et al. Garlic and garlic-derived compounds inhibit human squalene monooxygenase. J Nutr. 2001;131(6):1662-1667.

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Diallyl disulfide?

The CAS number of Diallyl disulfide is 2179-57-9.

What are the molecular formula and molecular weight of Diallyl disulfide?

Diallyl disulfide has molecular formula C6H10S2 and molecular weight 146.274 g/mol.

Is Diallyl disulfide hazardous?

Diallyl disulfide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Diallyl disulfide?

For Diallyl disulfide, Upstream Products: Allyl mercaptan, Allyl bromide, Allyl chloride; Downstream Products: Diallyl sulfide, Diallyl trisulfide, Diallyl Tetrasulfide.

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

Last updated:

How to cite: Jingsj. "Diallyl disulfide (CAS 2179-57-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38680-5 (accessed 2026-11-07).

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