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A11738 3,4-Dichloro-1,2,5-thiadiazole, 99%

CAS Number
5728-20-1
Synonyms

Stock No. Size Price ($) Quantity Availability
A11738-09 10g 26.90
A11738-18 50g 80.00
A11738-30 250g 268.00
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3,4-Dichloro-1,2,5-thiadiazole, 99%

MDL
MFCD00010072
EINECS
227-232-7

Chemical Properties

Formula
C2Cl2N2S
Formula Weight
155.01
Boiling Point
157-159°
Flash Point
>100°(212°F)
Density
1.644
Refractive Index
1.5620
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Solubility
Soluble in chloroform and methanol.

Applications

3,4-Dichloro-1,2,5-thiadiazole is a chlorinated thiadiazole that is a potent inhibitors of nitrification in soil. 3,4-Dichloro-1,2,5-thiadiazole is used as a building block in the preparaton of the β-adrenergic blocking agent, Timolol.

Notes

Hygroscopic. Store under dry inert gas. Incompatible with moisture and oxidizing agents, acids and bases.

Literature References

A. W. Richardson. The Infrared and Raman Spectra of 3,4-Dichloro-1,2,5-thiadiazole.Canadian Journal of Chemistry.1973, 51 (5), 680-686.

Paola Deplano; Luciano Marchio; Maria Laura Mercuri; Luca Pilia; Angela Serpe; Emanuele F. Trogu. New nickel dithiolene-diselenolene complexes obtained from 3,4-dichloro-1,2,5-thiadiazole: X-ray structure of (Bu4N)2[Ni(C2N2S2.2Se0.8)2].Polyhedron.2003, 22 2175-2181 .

GHS Hazard and Precautionary Statements

Hazard Statements: H302+H312+H332-H315-H319-H335

Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P362-P501c

Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Rinse mouth. If skin irritation occurs: Get medical advice/attention. Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Beilstein
606585
Hazard Class
6.1
Packing Group
III
Harmonized Tariff Code
2934.99
TSCA
No

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