Tetrahydro-4H-pyran-4-one ,143562-54-3

Tetrahydro-4H-pyran-4-one

Basic Information
Product Name：	Tetrahydro-4H-pyran-4-one
CAS：	143562-54-3 ;29943-42-8 ;2081-44-9
English Synonyms：	TETRAHYDRO-2H-PYRAN-4-ONE ; 4-THP ; 4-OXOTETRAHYDROPYRAN ; 4-TETRAHYDROPYRANONE ; 4-OXOTETRAHYDOPYRAN ; OXAN-4-ONE ; TETRAHYDRO-GAMMA-PYRONE ; TETRAHYDRO-4H-PYRAN-4-ONE ; TETRAHYDRO-4-H-PYRAN-ONE ; TETRAHYDROPYRAN-4-ONE ; 4H-PYRAN-4-ONE, TETRAHYDRO- ; DIHYDRO-2H-PYRAN-4(3H)-ONE
MDL Number.：	MFCD00006581
H bond acceptor：	2
H bond donor：	0
Smile：	C1COCCC1=O
InChi：	InChI=1S/C5H8O2/c6-5-1-3-7-4-2-5/h1-4H2
InChiKey：	InChIKey=JMJRYTGVHCAYCT-UHFFFAOYSA-N
Property
Melting Point：	1.084
Boiling Point：	166-166.5 DEG C(LIT)/166 oC/87 °C
Density：	1.084g/mLat25°C(lit.)
Physical Property：	FLASHPOINT: 131 DEG F FLASHPOINT: 55 DEG C REFRACTIVE INDEX: N20/D 1.452(LIT)
Comments：	APPLICATION: EMPLOYED IN A STUDY OF THE ENANTIOSELECTIVE ALPHA-AMINOXYLATION OF KETONES WITH NITROSOBENZENE AND L-PROLINE IN AN IONIC LIQUID APPLICATION: UNDERGOES CONDENSATION REACTIONS FOR THE PREPARATION OF DIPEPTIDES AND SPIROIMIDAZOLONES. EMPLOYED IN WITTIG REACTIONS FOR THE SYNTHESIS OF PENICILLINS AND THE A RING OF VITAMIN D3 RIDADR: UN 1224 3/PG 3 UNSPSC: 12352100 WGK: 3
Safety information
Symbol：	GHS02
Signal word：	Warning
Hazard statements：	H226
Precautionary statements：	P280,P305+P351+P338
hazard symbol：	Xi
Risk Code：	R:10
Safe Code：	S:S26;S39
UN Code：	1224
WGK Germany：	3
Flash point：	56 oC/86 °C

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