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4-methyl-1,3,2-dioxathiolane 2-oxide

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Origin: China

Cas No: 1469-73-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 1469-73-4 Formula: C3H6O3S Molecular Weight: 122.14300

Basic Info

Chemical Name	4-methyl-1,3,2-dioxathiolane 2-oxide
Synonyms	1,2-Propanediol sulfite; sulfurous acid propylene ester; 1,2-Propanediol,cyclic sulfite; 4-methyl-(1,3,2)-dioxathian-2-oxide; 1,2-Propylene glycol sulfite; 4-Methye-1,3,2-dioxathio lane-2-oxide; 4-methyl-2-oxo-1,3,2-dioxathiolane; 1,2-Propanediol Cyclic Sulfite; 4-methylethylene sulphite; propylene sulfite; Cyclic propylene sulfite; Propylene sulfite (C3H6O2)SO; Sulfurous acid,cyclic propylene ester; 1,2-propylene sulfite; 1,2-PROPYLENEGLYCOL SULFITE; 4-methyl-[1,3,2]dioxathiolane 2-oxide; 1,3,2-Dioxathiolane,4-methyl-,2-oxide;
CAS No.	1469-73-4
Molecular Formula	C3H6O3S
Molecular Weight	122.14300
PSA	54.74000
LogP	0.86610

Properties

Density	1.46 g/cm3
Boiling Point	175ºC at 760 mmHg
Flash Point	56.6ºC
Refractive Index	1.542
Vapor Pressure	1.57mmHg at 25°C

Safety Info

Hazard Declaration	H319
Symbol	GHS07
Caution Statement	P305 + P351 + P338
Signal Word	Warning

Synthesis Route

1,2-Propanediol→4-methyl-1,3,2-dioxathiolane 2-oxide
1,2-epoxypropane→4-methyl-1,3,2-dioxathiolane 2-oxide
1,2-epoxypropane→2-Ethyl-4-methyl-1,3-dioxolane+4-methyl-1,3,2-dioxathiolane 2-oxide

Precursor

1,2-Propanediol
1,2-epoxypropane

Downstream Product

Propylene sulfate

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