Molekula
Allyl disulfide
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Allyl disulfide is an organosulfur compound used in fragrance and flavor formulations, as well as in chemical synthesis. It also serves as the main component of agricultural biopesticides formulated to control white rot fungus in onion, garlic and leek crops. It is a colorless to pale yellow liquid with a strong garlic-like odor. CAS: 2179-57-9, Molecular Formula: CH2=CHCH2SSCH2CH=CH2, Molecular Weight: 146.27 g/mol. Store at 2 to 8 °C. Hazard classification: Danger. Molekula supplies Allyl disulfide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Achromatic Colour or Faint Yellow Liquid |
| Heavy metals | <10ppm |
| Assay | >95% |
| Relative density | 0.998-1.015 |
| Reflective index | 1.537-1.550 |
| Arsenic (As) | <3ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 61 °C |
| Transport Class | 3 (6.1) |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Liquid |
| Odour | Garlic odor |
| Boiling Point | 79 °C at 16 mmHg |
| Solubility (other solvents) | Insoluble in water; soluble in common organic solvents |
| Vapour Pressure | 1 mmHg |
| Refractive Index | 1.54 |
Source: PubChem CID 16590 (HSDB, Joint FAO/WHO Expert Committee on Food Additives (JECFA), Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 33421999 |
| CAS Number | 2179-57-9 |
| IUPAC Name | 3-(prop-2-enyldisulfanyl)prop-1-ene |
| EC Number | 218-548-6 |
| Molecular Formula | CH2=CHCH2SSCH2CH=CH2 |
| Molecular Weight | 146.27 |
| Exact Mass | 146.0224 |
| SMILES | C=CCSSCC=C |
| InChIKey | PFRGXCVKLLPLIP-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H10S2/c1-3-5-7-8-6-4-2/h3-4H,1-2,5-6H2 |
| PubChem CID | 16590 |
| UN Number | UN1992 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2930.90.4950 |
| Tariff Code | 2930909599 |
Safety & GHS
-
Flammable
GHS02
-
Toxic
GHS06
Hazard statements
- H226 Flammable liquid and vapour
- H301 Toxic if swallowed
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Propenyl disulfide
- 2-Propenyl disulphide
- 3-(prop-2-en-1-yldisulfanyl)prop-1-ene
- 3-(prop-2-enyldisulfanyl)prop-1-ene
- 4,5-Dithia-1,7-octadiene
- Allyl disulphide
- DIALLYL DISULFIDE
- Diallyl disulphide
- Disulfide, di-2-propenyl
- FEMA No. 2028
Frequently asked questions
What is allyl disulfide used for?
Allyl disulfide is primarily used as a flavoring agent in food and as a precursor in organic synthesis, particularly in the production of sulfur-containing compounds.
What is the chemical formula and molecular weight of allyl disulfide?
The formula is CH2=CHCH2SSCH2CH=CH2 with a molecular weight of 146.27 g/mol.
How should allyl disulfide be stored?
It should be stored at temperatures between 2 to 8 °C to maintain stability and prevent degradation.
What grade of allyl disulfide does Molekula supply?
Molekula supplies allyl disulfide in technical grade; specific purity details are available upon request.
Can Molekula supply allyl disulfide in bulk?
Yes, Molekula can supply allyl disulfide in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of allyl disulfide?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.