Diallyldisulfide CAS#2179-57-9

High Allergen Specificity‌:Ideal for allergy testing.


Consistent Reactivity‌:Reliable in clinical assessments.


Natural Origin‌:Derived from garlic/onions.


Standardized Testing‌:Compatible with petrolatum formulations.


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Product Description

Product Description of ‌Diallyldisulfide CAS#2179-57-9

Diallyl disulfide (CAS 2179-57-9) is the major allergen present in garlic (*Allium sativum*) and onions. All 13 garlic patch-test positive patients exhibited positive reactions to diallyl sulfide prepared in 5% petrolatum.


Product Application of Diallyldisulfide CAS#2179-57-9

Among the three major low-molecular-weight allergens in garlic, diallyl disulfide (CAS#: 2179-57-9), allylpropyl disulfide and allicin are included.

Product Information

Parameters


Boiling point

180-195 °C(lit.)

density

1.008 g/mL at 25 °C(lit.)

vapor density

>5 (vs air)

vapor pressure

1 mm Hg ( 20 °C)

refractive index

n20/D 1.541(lit.)

FEMA

2028 | ALLYL DISULFIDE

Fp

144 °F

storage temp.

2-8°C

Water Solubility

Insoluble in water

solubility

Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.

form

oil

color

colorless to yellow

Odor

Diallyl disulfide is an essential odor component of garlic oil.

Odor Threshold

0.00022ppm

Odor Type

alliaceous

biological source

synthetic

JECFA Number

572

BRN

1699241

InChIKey

PFRGXCVKLLPLIP-UHFFFAOYSA-N

LogP

3.26

CAS DataBase Reference

2179-57-9(CAS DataBase Reference)

NIST Chemistry Reference

Diallyl disulphide(2179-57-9)

EPA Substance Registry System

Diallyl disulfide (2179-57-9)


Safety Information


Hazard Codes

Xn,Xi

Risk Statements

22-36/37/38-10

Safety Statements

26-36/37/39-37/39-16-36

RIDADR

UN 2810 6.1/PG 3

WGK Germany

3

RTECS

BB1000000

F

13

TSCA

Yes

HazardClass

6.1

PackingGroup

II

HS Code

29309090

Hazardous Substances Data

2179-57-9(Hazardous Substances Data)


Factory Showcase

拼图_美图设计室-(1)

Quality Control Lab

实验室

Shipping And Transportation

拼图_美图设计室

FAQ

Q1: Is Huafeng Chemical a manufacturer or a trader?
A: We are a professional service provider specializing in chemical foreign trade. Rather than being limited to the products of a single factory, we leverage the chemical industry cluster in Shandong Province to integrate production resources from multiple high-quality manufacturers. This allows us to offer a wide range of sourcing options—covering various product categories and origins—instead of simply pushing a single product. Furthermore, our core competitiveness lies in our professional foreign trade services (covering documentation, logistics, and regulatory compliance), ensuring a smooth and worry-free procurement process for you.


Q2: How is the security of my transaction guaranteed when working with Huafeng Chemical?
A: We strictly adhere to international trade rules (Incoterms® 2020) and accept various payment methods, such as Letters of Credit (L/C) and Telegraphic Transfers (T/T). For new clients, we support small-batch trial orders and can clearly define arbitration clauses and applicable laws within the contract. Additionally, we maintain a robust risk management system to help you mitigate common trade risks, such as exchange rate fluctuations, shipping delays, and document discrepancies.


Q3: Do you have experience serving clients in Russian-speaking regions?
A: Yes. We place great importance on the Russian-speaking market; our team includes Russian-speaking business professionals who are well-versed in the import regulations of Russia and the Eurasian Economic Union (EAEU). We understand the importance of EAC certification to clients in these regions and can assist with related compliance inquiries. We have established connections with chemical traders across various CIS countries and have gained valuable experience in specialized packaging and temperature-controlled shipping designed to withstand harsh local winter conditions.


Q4: How do you guarantee product quality?
A: We implement a strict supplier qualification and periodic audit system. A Certificate of Analysis (COA)—issued by the original manufacturer—is provided with every shipment. We also welcome pre-shipment inspections conducted by internationally recognized third-party agencies such as SGS, BV, or ITS. Should the test results fail to meet the standards specified in the contract, you have the right to reject the goods or request a replacement.

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