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251232

Sigma-Aldrich

Tetraisopropylthiuram disulfide

98%

Synonym(s):

Bis(diisopropylthiocarbamoyl) disulfide

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About This Item

Linear Formula:
([(CH3)2CH]2NC((S)S]2
CAS Number:
4136-91-8
Molecular Weight:
352.65
MDL number:
MFCD00009860
UNSPSC Code:
12352100
PubChem Substance ID:
24855119
NACRES:
NA.22

Assay

98%

form

powder

mp

115-117 °C (lit.)

solubility

chloroform: soluble 2.5%, clear, yellow

SMILES string

CC(C)N(C(C)C)C(=S)SSC(=S)N(C(C)C)C(C)C

InChI

1S/C14H28N2S4/c1-9(2)15(10(3)4)13(17)19-20-14(18)16(11(5)6)12(7)8/h9-12H,1-8H3

InChI key

ZUYREEAWHZRZDX-UHFFFAOYSA-N

Application

Tetraisopropylthiuram disulphide has been used:
  • for incorporation of a thiol equivalent into heterocyclic compounds, by reaction with appropriate lithiated heterocycle
  • in preparation of unsymmetrical sulfides
  • as extractant for silver (I) extraction from photographic fixing solution

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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New synthesis of unsymmetrical dithia compounds.
Smith K and Tzimas M.
Journal of the Chemical Society. Perkin Transactions 1, 19, 2381-2382 (1995)
Silver extraction for pollution control of photographic fixing solution with tetramethylthiuram disulfide.
Mendoza CS and Kamata S.
Bulletin of the Chemical Society of Japan, 69(12), 3499-3504 (1996)

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