Dichloro-2-methylmercaptopyrimidine,4,6-

Name	4,6-Dichloro-2-(methylthio)pyrimidine
Synonyms	4,6-Dichloro-2-(Methylthio)Pyr 4,6-Dichloro-2-Methythiopyrimidine 2-Methylthio-4,6-dichloropyrimidine 4,6-Dichloro-2-Methylthio Pyrimidine 4,6-Dichloro-2-(methylthio)pyrimidine 4,6-dichloropyrimidine methyl sulphide 4,6-Dichloro-2-methylmercaptopyrimidine 4,6-dichloro-2-methylpyrimidine-5-thiol 4,6-Dichloro-2-methylsulfanyl-pyrimidine Pyrimidine, 4,6-dichloro-2-(methylthio)- Dichloro-2-methylmercaptopyrimidine,4,6-
CAS	6299-25-8
EINECS	228-577-6
InChI	InChI=1/C5H4Cl2N2S/c1-2-8-4(6)3(10)5(7)9-2/h10H,1H3

Molecular Formula	C5H4Cl2N2S
Molar Mass	195.07
Density	1.502 (estimate)
Melting Point	38-42°C(lit.)
Boling Point	135-136°C14mm Hg(lit.)
Flash Point	>230°F
Solubility	Chloroform, Dichloromethane, Ethyl Acetate
Vapor Presure	0.00553mmHg at 25°C
Appearance	White crystal
Color	White to yellow or orange
BRN	127664
pKa	-4.86±0.30(Predicted)
Storage Condition	Inert atmosphere,2-8°C
Refractive Index	1.6300 (estimate)
MDL	MFCD00006086
Physical and Chemical Properties	White or yellowish crystalline powder. The melting point was 40-43 °c.

Hazard Symbols	C - Corrosive
Risk Codes	R34 - Causes burns R36/37 - Irritating to eyes and respiratory system.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
UN IDs	UN 3263 8/PG 2
WGK Germany	3
FLUKA BRAND F CODES	10-19
HS Code	29335990
Hazard Class	8
Packing Group	III

NIST chemical information	information provided by: webbook.nist.gov (external link)
Application	as an intermediate of medicine and pesticide, it is used in the synthesis of salicylate pyrimidine series herbicides.
production method	with thiuria, sodium methoxide, diethyl malonate and the like as raw materials, it is obtained by condensation, esterification and dehydration.

Last Update：2024-04-09 15:16:52

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