2-BUTYNOIC ACID ,590-93-2 _Chemical Cloud Database

2-BUTYNOIC ACID

Basic Information
Product Name：	2-BUTYNOIC ACID
CAS：	590-93-2
English Synonyms：	BUT-2-YNOIC ACID ; TETROLIC ACID ; 2-BUTYNOIC ACID
MDL Number.：	MFCD00004363
H bond acceptor：	2
H bond donor：	1
Smile：	CC#CC(=O)O
InChi：	InChI=1S/C4H4O2/c1-2-3-4(5)6/h1H3,(H,5,6)
InChiKey：	InChIKey=LUEHNHVFDCZTGL-UHFFFAOYSA-N
Property
Melting Point：	78-80 DEG C(LIT)/78-80℃
Boiling Point：	203 °C
Comments：	APPLICATION: SYNTHON EMPLOYED IN A VARIETY OF REACTIONS, INCLUDING CYCLOACYLATION OF PHENOLS TO FLAVONES AND CHROMONES AND CYCLIZATION TO GAMMA-BUTYROLACTONES RIDADR: UN 3261 8/PG 2 UNSPSC: 12352100 WGK: 3
Safety information
Symbol：	GHS05
Signal word：	Danger
Hazard statements：	H314
Precautionary statements：	P280-P305 + P351 + P338-P310
hazard symbol：	C
Risk Code：	R:34
Safe Code：	S:26-27-36/37/39-45
UN Code：	3261
WGK Germany：	3

* If the product has intellectual property rights, a license granted is must or contact us.