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1072-71-5 - 2,5-Dimercapto-1,3,4-thiadiazole, 97% (dry wt.), water <3% - Bismuthiol I - 1,3,4-Thiadiazole-2,5-dithiol - A12615 - Alfa Aesar

A12615 2,5-Dimercapto-1,3,4-thiadiazole, 97% (dry wt.), water <3%

CAS Number
1072-71-5
Synonyms
Bismuthiol I
1,3,4-Thiadiazole-2,5-dithiol

Size Price ($) Quantity Availability
50g 36.67
250g 156.74
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2,5-Dimercapto-1,3,4-thiadiazole, 97% (dry wt.), water <3%

MDL
MFCD00003103
EINECS
214-014-1

Chemical Properties

Formula
C2H2N2S3
Formula Weight
150.24
Melting point
ca 162° dec.
Solubility
Soluble in water.

Applications

2,5-Dimercapto-1,3,4-thiadiazole is used in synthesizing polymers and heavy metal and basic salts. It acts as an additive in lubricating oils, greases and in electrode compositions. It also acts as an intermediate for pharmaceuticals and dyes, as a chelating agent in the analysis of metals. It also serves as an anticorrosion and antirust agent.

Notes

Incompatible with strong oxidizing agents and strong acids.

Literature References

Reagent for bismuth.

/n

Pan, Y- C.; Wen, Y.; Xue, L-Y.; Guo, X-Y.; Yang, H-F. Adsorption Behavior of Methimazole Monolayers on a Copper Surface and Its Corrosion Inhibition. J. Phys. Chem. C 2012,116 (5), 3532-3538.

Chen, W.; Luo, H. Q.; Li, B. N. Inhibition effects of 2,5-dimercapto-1,3,4-thiadiazole on the corrosion of mild steel in sulphuric acid solution. Corros. Sci. 2011,53 (10), 3356-3365.

Pan, Y-C.; Wen, Y.; Guo, X-Y.; Song, P.; Shen, S.; Du, Y-P.; Yang, H-F. 2-Amino-5-(4-pyridinyl)-1,3,4-thiadiazole monolayers on copper surface: Observation of the relationship between its corrosion inhibition and adsorption structure. Corros. Sci. 2013, 73,274-280.

Rodríguez-Calero, G. G.; Conte, S.; Lowe, M. A.; Gao, J.; Kiya, Y.; Henderson, J. C.; Abruña, H. D. Synthesis and Characterization of Poly-3,4-ethylenedioxythiophene/2,5-Dimercapto-1,3,4-thiadiazole (PEDOT-DMcT) Hybrids. Electrochim. Acta. 2015, 167, 55-60.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
113444
Harmonized Tariff Code
2934.99
TSCA
Yes
RTECS
XI3850000

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