ChemicalBook >> CAS DataBase List >>4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid structure

CAS No.: 26518-87-6

Chemical Name:: 4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid

Synonyms: 4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid;2-Butenoic acid, 4-(3,4-dihydro-3-oxo-2H-1,4-benzoxazin-6-yl)-4-oxo-;4-Oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid;(E)-4-oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid

CBNumber:: CB7425187

Molecular Formula:: C12H9NO5

Molecular Weight:: 247.2

MDL Number:: MFCD03012225

MOL File:: 26518-87-6.mol

MSDS File:: SDS

Last updated:2026-09-12 18:54:56

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4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid Properties

Melting point	268-269°
Boiling point	558.6±50.0 °C(Predicted)
Density	1.432±0.06 g/cm3(Predicted)
pka	3.17±0.10(Predicted)

SAFETY

Risk and Safety Statements

HazardClass	IRRITANT

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid price More Price(21)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Matrix Scientific	043919	4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid	26518-87-6	500.00mg	$181	2026-05-18	Buy
Matrix Scientific	043919	4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid	26518-87-6	1.00g	$228	2026-05-18	Buy
Matrix Scientific	043919	4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid	26518-87-6	5.00g	$524	2026-05-18	Buy
aablocks	AA002TGT	4-Oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid >95%	26518-87-6	1mg	$198	2026-05-28	Buy
aablocks	AA002TGT	4-Oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid >95%	26518-87-6	5mg	$209	2026-05-28	Buy

Product number	Packaging	Price	Buy
043919	500.00mg	$181	Buy
043919	1.00g	$228	Buy
043919	5.00g	$524	Buy
AA002TGT	1mg	$198	Buy
AA002TGT	5mg	$209	Buy

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid Suppliers

Global Suppliers ( 11)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Wuhan Chemwish Technology Co., Ltd	86-027-67849912	sales@chemwish.com	China	35884	56
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Shenzhen Polymeri Biochemical Technology Co., Ltd.	+86-400-002-6226	sales@rrkchem.com	China	57336	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Wuhan Chemwish Technology Co., Ltd	56
Amadis Chemical Company Limited	58
Shenzhen Polymeri Biochemical Technology Co., Ltd.	58

26518-87-6 (4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid) Related Search:

4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid 6-Acetyl-2H-1,4-benzoxazin-3(4H)-one 3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-6-carbaldehyde (4-Ethoxybenzoyl)-3-acrylic acid

4-Oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid 2-Butenoic acid, 4-(3,4-dihydro-3-oxo-2H-1,4-benzoxazin-6-yl)-4-oxo- (E)-4-oxo-4-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)but-2-enoic acid 4-Oxo-4-(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-2-butenoic acid 26518-87-6