Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Di(benzothiazol-2-yl) disulphide

Di(benzothiazol-2-yl) disulphide is pale yellow needles from benzene and is odorless.

CAS 120-78-5 C14H8N2S4 332.5 g/mol Warning

01 · Identification

What Di(benzothiazol-2-yl)… is

Di(benzothiazol-2-yl) disulphide is pale yellow needles from benzene and is odorless. Its molecular formula is C14H8N2S4 and its molecular weight is 332.5 g/mol. It melts at 180 °C.

Under the GHS it carries the signal word Warning.

CAS number120-78-5
EC number204-424-9
Index number613-135-00-0
Molecular formulaC14H8N2S4
Molecular weight332.5 g/mol

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordWarning
Hazard statements assigned to Di(benzothiazol-2-yl)…
CodeHazard statement
H317 May cause an allergic skin reaction.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Supplemental EU statements: EUH031

Precautionary statements: P261, P272, P273, P280, P313, P333, P391, P501

03 · Physical and chemical properties

Di(benzothiazol-2-yl)… properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Melting point 180 °C (356 °F) HSDB
168 °C (334.4 °F) COMMERCIAL PRODUCT HSDB
167.78 °C (334 °F) CAMEO
Density 1.5 g/cm³ HSDB
1.54 g/cm³ CAMEO
1.5 g/cm³ at 20 °C ICSC
Solubility In water, <10mg/L HSDB
less than 0.1 mg/mL at 70 °F (NTP, 1992) at 21.11 °C CAMEO
Flash point 270 °C (518 °F) CAMEO
257 °C (494.6 °F) ICSC

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Source notes

Further notes on Di(benzothiazol-2-yl)…

These are descriptions rather than measured values, so they are kept out of the table above and quoted here with the source that reported them.

Solubility

INSOLUBLE IN WATER; AT 25 °C LESS THAN 0.5 G/100 ML ACETONE OR BENZENE, 0.2 G/100 ML CARBON TETRACHLORIDE, 0.5 G/100 ML NAPHTHA, 0.2 G/100 ML ALCOHOL, 0.2 G/100 ML ETHER; SOMEWHAT MORE SOL IN CHLOROFORM THAN CARBON TETRACHLORIDE

Source: HSDB

05 · Handling and storage

Storing and handling Di(benzothiazol-2-yl)…

Storage conditions

MATERIALS WHICH ARE TOXIC AS STORED OR WHICH CAN DECOMPOSE INTO TOXIC COMPONENTS...SHOULD BE STORED IN A COOL WELL VENTILATED PLACE, OUT OF THE DIRECT RAYS OF THE SUN, AWAY FROM AREAS OF HIGH FIRE HAZARD, AND SHOULD BE PERIODICALLY INSPECTED. INCOMPATIBLE MATERIALS SHOULD BE ISOLATED...

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

2,2'-DITHIOBISBENZOTHIAZOLE is incompatible with strong oxidizers. (NTP, 1992).

Source: CAMEO Chemicals

Planning storage for a mix of chemicals? Check Di(benzothiazol-2-yl)… in the storage compatibility matrix →

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