Product Description

3,4-Dihydropyran is mainly as a pharmaceutical intermediate. Alcohol group protection reagent; widely used in hydroxyl group protection reagent. Dihydropyran is chemically active, and tetrahydropyran, pentanediol, glutaric acid, valerolactone, pentadiene and resin products can be produced through polymerization, hydrogenation, oxidation and other reactions.

 

Product Name: 3,4-dihydropyran

 

Other Name: 2,3-dihydropyran

 

CAS NO.: 110-87-2

 

Assay: 98.0%min

 

Appearance: colorless transparent liquid

 

Package: 180kg/iron-drum and long-term inventory

 

Usage:Pharmaceutical and organic synthesis intermediates, Hydroxyl protection agents.

 

Product Name	3,4-dihydropyran
Other Name	3,4-Dihydro-2H-pyran; 2,3-Dihydro-4H-pyran ; 5,6-Dihydro-4H-pyran ; DHP
CAS	110-87-2
EINECS	203-810-4
Molecular Formula	C5H8O
Molecular Weight	84.1164
inchi	InChI=1/C5H8O/c1-2-4-6-5-3-1/h2,4H,1,3,5H2
Density	0.9221 (19/15℃)
Boiling point	86-87℃
Flash point	-15℃
Vapor pressure	77.8 hPa (20 °C)
Refractive index	1.4402 (19℃)
Dangerous goods sign	F,Xi
Risk term	R11R36/37/38
Security term	S9S16S33
Dangerous Goods Transport Number	UN2376 3/PG 2

Payment Terms︰ TT / LC / DP / DA