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Fluorescent Brightener 367

Fluorescent Brightener 367 Structure
Fluorescent Brightener 367 structure
CAS No.
5089-22-5
Chemical Name:
Fluorescent Brightener 367
Synonyms
KCB;B-KCB;FBA 367;JADEADD KCB;Optical Brighter KCB;OPTICAL BRIGHTENER 367;DIBENZOXAZOYL NAPHTHALENE;Fluorescent whitening kcb;Fluorescent Brightener KCB;Fluorescent Brightener 367
CBNumber:
CB6351324
Molecular Formula:
C24H14N2O2
Molecular Weight:
362.38
MDL Number:
MFCD00357168
MOL File:
5089-22-5.mol
MSDS File:
SDS
Last updated:2026-08-28 09:47:34
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Fluorescent Brightener 367 Properties

Melting point 210-212°C
Boiling point 521.9±33.0 °C(Predicted)
Density 1.320±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
pka 1.24±0.10(Predicted)
form powder to crystal
color Light yellow to Amber to Dark green
Water Solubility insoluble
InChI InChI=1S/C24H14N2O2/c1-2-8-16-15(7-1)17(23-25-19-9-3-5-11-21(19)27-23)13-14-18(16)24-26-20-10-4-6-12-22(20)28-24/h1-14H
InChIKey WFYSPVCBIJCZPX-UHFFFAOYSA-N
SMILES C1(C2=NC3=CC=CC=C3O2)=C2C(C=CC=C2)=C(C2=NC3=CC=CC=C3O2)C=C1
LogP 7.57 at 25℃
CAS DataBase Reference 5089-22-5(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII Z945S0K4ZW
EPA Substance Registry System Benzoxazole, 2,2'-(1,4-naphthalenediyl)bis- (5089-22-5)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Flame (GHS02)
GHS05,GHS02
Signal word  Danger
Hazard statements  H314-H226
Precautionary statements  P501-P240-P210-P233-P243-P241-P242-P264-P280-P370+P378-P303+P361+P353-P301+P330+P331-P363-P304+P340+P310-P305+P351+P338+P310-P403+P235-P405
TSCA  TSCA listed
HS Code  3204200090
REACH Registrations Active
NFPA 704
0
1 0

Fluorescent Brightener 367 price More Price(65)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical B2728 1,4-Bis(2-benzoxazolyl)naphthalene >98.0%(HPLC)(N) 5089-22-5 25g $51 2026-04-30 Buy
TCI Chemical B2728 1,4-Bis(2-benzoxazolyl)naphthalene >98.0%(HPLC)(N) 5089-22-5 500g $351 2026-04-30 Buy
Usbiological 264365 1,4-Bis(benzoxazolyl-2-yl)naphthalene Asreported 5089-22-5 50g $403 2026-06-03 Buy
Usbiological 264365 1,4-Bis(benzoxazolyl-2-yl)naphthalene Asreported 5089-22-5 100g $566 2026-06-03 Buy
Usbiological 264365 1,4-Bis(benzoxazolyl-2-yl)naphthalene Asreported 5089-22-5 250g $785 2026-06-03 Buy
Product number Packaging Price Buy
B2728 25g $51 Buy
B2728 500g $351 Buy
264365 50g $403 Buy
264365 100g $566 Buy
264365 250g $785 Buy

Fluorescent Brightener 367 Chemical Properties, Uses, Production

Chemical Properties

Fluorescent whitening agent 367 is yellowish green crystalline powder, non-toxic and tasteless, insoluble in water, soluble in acetone, carbon tetrachloride, dimethylmethylcoolamine, trimethylbenzene, polyvinyl chloride and toluene, slightly soluble in ethanol, isopropanol and methanol. The maximum absorption wavelength is 370nm, the maximum fluorescence emission wavelength is 437nm, excellent light and heat resistance, good chemical stability, does not react with foaming agent cross-linking agent, good compatibility with macromolecules, no exudation phenomenon.

Uses

Fluorescent Brightener 367 is mainly used for whitening synthetic fibers and plastic products, and has a significant effect on increasing the brightness of colored plastic products. It is also used for PE, PP, PVC, PS, ABS, etc.

Flammability and Explosibility

Not classified

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

BRIGHT GREEN CRYSTALLINE POWDER

SHADE

BRIGHT BLUISH

METLING POINT

210-212 ° C

PURITY

99% min

FINENESS

300 mesh min

MAX UV ABSORPTION

370mm

Fluorescent Brightener 367 Preparation Products And Raw materials

Raw materials

2-Aminophenol

Preparation Products

Fluorescent Brightener 367 Suppliers

Global Suppliers ( 327)
Supplier Tel Email Country ProdList Advantage
Shanghai Harvest Chemical Industrial Co., Ltd. 15721252604 17321035817 sales@harvest-chem.com China 2829 64
Shanghai Boyle Chemical Co., Ltd. 021-50182298 021-50180596 sales@boylechem.com China 2202 55
Tianjin Zhongxin Chemtech Co., Ltd. 022-66880623 sales@tjzxchem.com China 612 60
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
TAIYUAN RHF CO.,LTD. +86 351 7031519 sales@RHFChem.com China 2334 56
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Beijing Isomersyn Technology CO;LTD 010-82954736 13391601435 sales@isomersyn.com China 3294 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Supplier Advantage
Shanghai Harvest Chemical Industrial Co., Ltd. 64
Shanghai Boyle Chemical Co., Ltd. 55
Tianjin Zhongxin Chemtech Co., Ltd. 60
J & K SCIENTIFIC LTD. 76
TAIYUAN RHF CO.,LTD. 56
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Beijing Isomersyn Technology CO;LTD 57
Tianjin heowns Biochemical Technology Co., Ltd. 57

View Latest Price from Fluorescent Brightener 367 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Optical brightener KCB pictures 2026-09-11 Optical brightener KCB
5089-22-5
 25kg 1 20mt Winchem industrial co limited
Fluorescent Brightener 367 pictures 2026-09-02 Fluorescent Brightener 367
5089-22-5
 $1.30-32.00 1kg 99% Henan Fengda Chemical Co., Ltd
Fluorescent Brightener 367 pictures 2026-08-20 Fluorescent Brightener 367
5089-22-5
 $1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited

Fluorescent Brightener 367 Spectrum

Fluorescent Brightener 367(5089-22-5)MSFluorescent Brightener 367(5089-22-5)1HNMRFluorescent Brightener 367(5089-22-5)13CNMRFluorescent Brightener 367(5089-22-5)IR1Fluorescent Brightener 367(5089-22-5)IR2

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2,2’-(1,4-naphthalenediyl)bis-benzoxazol Fluorescent Brightener 367 Fluorescent Brightener KCB Optical Brightening Agent KCB C. I. 367 DIBENZOXAZOYL NAPHTHALENE 1,4-BIS(BENZOXAZOLYL-2-YL)NAPHTHALENE 1,4-BIS-BENZOXAZOLYL-NAPHTHALENE 1,4-BIS(2-BENZOXAZOLYL)NAPHTHALENE 1,4-bis(2-benzoxazolyl)napthalene 2,2'-(naphthalene-1,4-diyl)bis(benzoxazole) 2,2-(1,4-Naphthalenediyl)bis-benzoxazole 2,2-(1,4-NAPHTHALENEDIYL)BISBENZOXAZOLE 99.5+% FLUORESCENT BRIGHTENER ER-II (C.I.199-2) 2,2′-(Naphthalin-1,4-diyl)bis(benzoxazol) 1,4-DI(BENZO[D]OXAZOL-2-YL)NAPHTHALENE OpticalBrighteningAgentKCBC.I. Benzoxazole, 2,2-(1,4-naphthalenediyl)bis- B-KCB 1,4-Bis(1,3-benzoxazol-2-yl)naphthalene 97% 2-[4-(1,3-benzoxazol-2-yl)-1-naphthyl]-1,3-benzoxazole 2-[4-(1,3-benzoxazol-2-yl)naphthalen-1-yl]-1,3-benzoxazole OPTICAL BRIGHTENER 367 FBA 367 1,4-Bis(benzo[d]oxazol-2-yl)naphthalene 1,4-Bis(1,3-benzoxazol-2-yl)naphthalene 2,2'-(Naphthalene-1,4-diyl)bis(1,3-benzoxazole), 1,4-Bis(benzo[d]oxazol-2-yl)naphthalene Optical Brighter KCB 2,2-(1,4-NAPHT)BIS(BENZOXAZOLE(KCB) optical brightenerKCB(OBA367) 1,4-Bis(2-benzoxazolyl)naphthalene > Optical Brightener KCB / Fluorescent Brightener 367 High Quality CAS 5089-22-5 Optical Brightener KCB 367 for EVA Fluorescent Brightener 367 ISO 9001：2015 REACH OPTICAL BRIGHTENING AGENT KCB OPTICAL BRIGHTENER TRUELICHT KCB JADEADD KCB optical brightener KCB C. I. 367 2,2'-(1,4-Naphthylen)dibenzoxazol Fluorescent whitening kcb FluorescentBrightenerKCB(FBA367) 1,4-Bis(benzo[d]oxazol-2-yl)naphthalene - [B94507] KCB 5089-22-5 C24H14N2O2 C24H14O2N2 brightener Industrial/Fine Chemicals