ChemicalBook >> CAS DataBase List >>7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone structure

CAS No.: 3333-62-8

Chemical Name:: 7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone

Synonyms: Hakkol PSR;Leucopur EGM;Leukopur EGM;Leucophor EGM;C.I.Flourescent Brightener 236;C.I. Fluorescent Brightener 236;3-Phenyl-7-(1,2-2H-naphthotriazolyl)coumarin;7-benzo[e]benzotriazol-2-yl-3-phenylchromen-2-one;7-(2-NAPHTHO-(1,2-D)TRIAZOL-2-YL)-3-PHENYLCOUMARIN;7-(2H-NAPHTHO[1,2-D]TRIAZOL-2-YL)-3-PHENYLCOUMARIN

CBNumber:: CB4928809

Molecular Formula:: C25H15N3O2

Molecular Weight:: 389.41

MDL Number:

MOL File:: 3333-62-8.mol

Last updated:2026-06-24 18:39:39

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7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone Properties

Melting point	250-251℃
Boiling point	661.1±65.0 °C(Predicted)
Density	1.35±0.1 g/cm3 (20 ºC 760 Torr)
pka	0.08±0.30(Predicted)
Cosmetics Ingredients Functions	HAIR DYEING
LogP	6.552 (est)
Indirect Additives used in Food Contact Substances	7-(2H-NAPHTHO(1,2-D)TRIAZOL-2-YL)-3-PHENYLCOUMARIN
FDA 21 CFR	177.1520; 177.2800; 178.3297
FDA UNII	719IIE6H4M
EPA Substance Registry System	2H-1-Benzopyran-2-one, 7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl- (3333-62-8)

SAFETY

Risk and Safety Statements

TSCA	TSCA listed

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
aablocks	AA00BY9W	7-(2H-Naphtho[1,2-d]triazol-2-yl)-3-phenyl-2H-1-benzopyran-2-one 90%	3333-62-8	1mg	$88	2026-05-28	Buy
aablocks	AA00BY9W	7-(2H-Naphtho[1,2-d]triazol-2-yl)-3-phenyl-2H-1-benzopyran-2-one 90%	3333-62-8	5mg	$123	2026-05-28	Buy

Product number	Packaging	Price	Buy
AA00BY9W	1mg	$88	Buy
AA00BY9W	5mg	$123	Buy

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone Preparation Products And Raw materials

Raw materials

Preparation Products

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone Suppliers

Global Suppliers ( 9)

Supplier	Tel	Email	Country	ProdList	Advantage
Hangzhou Sage Chemical Co., Ltd.	+86057186818502 13588463833	info@sagechem.com	China	10265	58
Alfa Chemistry	+1-5166625404;	Info@alfa-chemistry.com	United States	20000	58
Chemwill Asia Co.,Ltd.	86-21-51086038	chemwill_asia@126.com	CHINA	23861	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	029-029-029-81148696 18161915376	1027@dideu.com	China	9989	58
DAYANG CHEM (HANGZHOU) CO.,LTD	+86-88938639 +86-17705817739	info@dycnchem.com	China	53799	58

Supplier	Advantage
Hangzhou Sage Chemical Co., Ltd.	58
Alfa Chemistry	58
Chemwill Asia Co.,Ltd.	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	58
DAYANG CHEM (HANGZHOU) CO.,LTD	58

3333-62-8 (7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone) Related Search:

disodium 4,4'-bis[[4-anilino-6-[(2-carbamoylethyl)(2-hydroxyethyl)amino]-1,3,5,-triazin-2-yl]amino]stilbene-2,2'-disulphonate

7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2-benzopyrone 2H-1-Benzopyran-2-one, 7-(2H-naphtho1,2-dtriazol-2-yl)-3-phenyl- 7-(2H-NAPHTHOL)(1,2-D)TRIAZOL-2-YL)-3-PHENYLCOUMARIN 7-(2H-NAPHTHO[1,2-D]TRIAZOL-2-YL)-3-PHENYLCOUMARIN 7-(2-NAPHTHO-(1,2-D)TRIAZOL-2-YL)-3-PHENYLCOUMARIN 3-Phenyl-7-(1,2-2H-naphthotriazolyl)coumarin 7-(2h-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2h-1-benzopyran-2-on 7-(2H-naphtho[1,2-d]triazol-2-yl)-3-phenyl-2H-1-Benzopyran-2-one 3-Phenyl-7-(2H-naphtho[1,2-d]triazole-2-yl)-2H-1-benzopyran-2-one C.I.Flourescent Brightener 236 Leucopur EGM Leukopur EGM 7-(2H-Naphtho[1,2-D][1,2,3]triazol-2-yl)-3-phenyl-2H-chromen-2-one Hakkol PSR Leucophor EGM 7-benzo[e]benzotriazol-2-yl-3-phenylchromen-2-one C.I. Fluorescent Brightener 236 3333-62-8 C25H15N3O2