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2,2'-Dithiobis(benzothiazole)

Also known as: 1,2-Bis(benzo[d]thiazol-2-yl)disulfane, 1,2-bis(benzo[d]thiazol-2-yl)disulfane, 2,2'-Dibenzothiazolyl Disulfide, 2,2'-Dibenzothiazyl disulfide, 2,2'-Disulfanediylbis(1,3-benzothiazol), 2,2'-Disulfanediylbis(1,3-benzothiazole), 2,2'-Dithiobis[benzothiazole], 2,2'-Dithiobisbenzothiazole, 2,2-Dithiobisbenzothiazole, 2,2′-Dithiobis(benzothiazole), 2-(1,3-benzothiazol-2-yldisulfanyl)-1,3-benzothiazole, 2-Mercaptobenzothiazole disulfide, 2-Mercaptobenzothiazyl disulfide, 2-benzothiazyldisulfide, 2-mercaptobenzothiazoledisulfide, 2-mercaptobenzothiazyldisulfide, Accelerator, Benzothiazol-2-yl disulfide, Benzothiazole, 2,2'-dithiobis-, Dithiobis(benzothiazol

2,2'-Dithiobis(benzothiazole) (CAS 120-78-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H8N2S4 and a molecular weight of 332.487 g/mol. Key properties include a melting point of 177-180 °C(lit.), a boiling point of 532.5±33.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 275.8±25.4 °C. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H410 — Very toxic to aquatic life with long lasting effects. It is listed by 1 supplier, from 0.17 to 0.96 CNY. Record last updated Aug 21, 2026.

CAS No.
120-78-5
Jingsj CID
J-18675-7
Molecular Formula
C14H8N2S4
Molecular Weight
332.487 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
In Stock

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SupplierPurity / PackBase PriceUnit PriceOrigin
In Stock
98%
500g
¥85.00
$0.03 /gBest
¥0.17/g CNY
CN China
MOQ 500g
In Stock
98%
100g
¥32.00
$0.05 /g
¥0.32/g CNY
CN China
MOQ 100g
In Stock
98%
25g
¥24.00
$0.14 /g
¥0.96/g CNY
CN China
MOQ 25g

Physicochemical Properties

Melting Point177-180 °C(lit.)
Boiling Point532.5±33.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point275.8±25.4 °C
Exact Mass331.957031
PSA132.86000
LogP7.04
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.849
Additional Property<0.01 g/100 mL at 21 ºC

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H317 — May cause an allergic skin reaction
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,2'-Dithiobis(benzothiazole)?

The CAS number of 2,2'-Dithiobis(benzothiazole) is 120-78-5.

What are the molecular formula and molecular weight of 2,2'-Dithiobis(benzothiazole)?

2,2'-Dithiobis(benzothiazole) has molecular formula C14H8N2S4 and molecular weight 332.487 g/mol.

Which suppliers offer 2,2'-Dithiobis(benzothiazole)?

1 supplier(s) listed; reference unit price ¥0.17–0.96 /g.

Is 2,2'-Dithiobis(benzothiazole) hazardous?

2,2'-Dithiobis(benzothiazole) has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of 2,2'-Dithiobis(benzothiazole)?

For 2,2'-Dithiobis(benzothiazole), Upstream Products: 2-Mercaptobenzothiazole, Sodium 2-mercaptobenzothiazole, Sodium benzenesulfinate; Downstream Products: N,N-Dicyclohexyl-2-benzothiazolesulfenamide, 2-Hydrazinobenzothiazole, Bis(triethoxysilylpropyl) disulfide.

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

Last updated:

How to cite: Jingsj. "2,2'-Dithiobis(benzothiazole) (CAS 120-78-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18675-7 (accessed 2026-11-06).

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