bis-(2-Mercaptoethyl) sulfide

BGC Id:	582402961170
CAS No:	3570-55-6
Synonyms:	2,2'-thiobis-ethanethio ; 2-mercaptoethyl sulfide ; 2,2'-thiodiethanethlol ; 2-mercaptoethyl sulphide ; 3-thia-1,5-pentanedithiol ; ethanethiol, 2,2'-thiodi- ; 2,2'-thiodiethanthiol ; 1,4,7-trithiaheptane ; 2,2'-thiodiethanethiol ; 2,2'-thiobis[ethanethiol]
Molecular Formula:	C4H10S3
Molecular Weight:	154.32
EINECS:	222-671-0

Verified providers in 2026

The following notable provider has been checked and can be recommended.

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Phone: +852-30606658
Country: P.R.China

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer se ...

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What other providers are available for CAS 3570-55-6?

The last intensive check and update was carried out on 2026/02/11.

Identify

Synonyms:

2,2'-thiobis-ethanethio ; 2-mercaptoethyl sulfide ; 2,2'-thiodiethanethlol ; 2-mercaptoethyl sulphide ; 3-thia-1,5-pentanedithiol ; ethanethiol, 2,2'-thiodi- ; 2,2'-thiodiethanthiol ; 1,4,7-trithiaheptane ; 2,2'-thiodiethanethiol ; 2,2'-thiobis[ethanethiol]

CAS:

3570-55-6

EINECS:

222-671-0

Molecular Formula:

C4H10S3

MDL:

Properties

Molecular Weight:

154.32 g·mol−1

Density:

1.183 g/mL at 25 °C(lit.)

Boiling point:

135-136 °C10 mm Hg(lit.)

Flash point:

195 ºF

Safety Information

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

23-24/25 (S)

WGK Germany:

RID / ADR:

UN 2810 6.1 / PG 3

What other providers are available for CAS 3570-55-6?

In addition to the providers presented here for bis-(2-Mercaptoethyl) sulfide with the CAS number 3570-55-6, there are other 21 providers with slightly different product names available for this CAS number.

2,2'-Thiodiethanethiol

Shanghai Mintchem Development Co., Ltd. | Xiamen Hisunny Chemical Co., Ltd. | Finetech Industry Limited | Shandong SanYoung Industry Co., Ltd | Leap Chem Co., Ltd +8 additional providers that we know from the past

2-Mercaptoethyl sulfide

Dayang Chem (Hangzhou) Co.,Ltd. | BuGuCh & Partners +4 additional providers that we know from the past

2,2'-Dimercaptodiethyl sulfide

+1 additional providers that we know from the past

bis-(2-Mercaptoethyl)sulfide (dmds)

Simagchem Corporation