4,4-DIMETHYL-3-THIOSEMICARBAZIDE

CAS No.：6926-58-5

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
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4,4-DIMETHYL-3-THIOSEMICARBAZIDE Basic information

Product Name:	4,4-DIMETHYL-3-THIOSEMICARBAZIDE
Synonyms:	4,4-Dimethylthiosemicarbazide;4,4-Dimethyl-3-thiosemicarbazide,98%;4,4-DIMETHYL-3-THIOSEMICARBAZIDE;4,4-DIMETHYL-3-THIOSEMICARBAZIDE MONOHYDRATE;N,N-diMethylhydrazinecarbothioaMide;4,4-Dimethyl-3-thiosemicarbazide 98%;4,4-Dimethyl-3-thiosemicarbazide>Hydrazinecarbothioamide, N,N-dimethyl-
CAS:	6926-58-5
MF:	C3H9N3S
MW:	119.19
EINECS:
Product Categories:	Building Blocks;Chemical Synthesis;Thiocarbonyl Compounds;Organic Building Blocks;Sulfur Compounds;Thiocarbonyl Compounds;Organic Building Blocks;Sulfur Compounds
Mol File:	6926-58-5.mol

4,4-DIMETHYL-3-THIOSEMICARBAZIDE Chemical Properties

Melting point	153 °C (dec.)(lit.)
Boiling point	171.3±23.0 °C(Predicted)
density	1.109 (estimate)
refractive index	1.5800 (estimate)
storage temp.	2-8°C
form	solid
pka	11.47±0.70(Predicted)
color	White to Almost white
Water Solubility	Slightly soluble in water.
BRN	1747186

Safety Information

Hazard Codes	T,Xn
Risk Statements	23/25-22
Safety Statements	45-38-28A
RIDADR	2811
WGK Germany	3
HazardClass	6.1
PackingGroup	II
HS Code	2930909899

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

4,4-DIMETHYL-3-THIOSEMICARBAZIDE Usage And Synthesis

Chemical Properties	white to light beige crystals
Uses	4,4-Dimethyl-3-thiosemicarbazide may be employed as chemical additive to investigate the corrosion inhibition of mild steel in acidic conditions.
General Description	4,4-Dimethyl-3-thiosemicarbazide is alkyl derivative of thiosemicarbazide. Structure of 4,4-dimethyl-3-thiosemicarbazide in solution has been investigated by NMR and in solid state by IR and X-ray crystallographic methods.

4,4-DIMETHYL-3-THIOSEMICARBAZIDE Preparation Products And Raw materials

Raw materials

1,3,4-Thiadiazole-2(3H)-thione,5-(dimethylamino)--->methyldithiocarbazate-->Bis(dimethylthiocarbamyl) sulfide-->METHYL DIMETHYLDITHIOCARBAMATE-->S-(N,N-DIMETHYLTHIOCARBAMOYL)THIOGLYCOLIC ACID-->SALICYLALDEHYDE HYDRAZONE-->SALICYLALDEHYDE AZINE-->6-Methyl-2-pyridinecarboxaldehyde-->Dimethylamine-->Dimethylthiocarbamoyl chloride-->Tetramethylthiuram Disulfide

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