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optical brightener YCOB OB

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  Post Date: Feb 23,2017
  Expiry Date: Feb 23,2018
  Detailed Description: Cas No. :7128-64-5 PRODUCT NAME: 2,5-bis-(5-ter-butyl-benzoxazolyl-)thiophene

Other name:

TINOPAL CBS-X
UVITEX 2B
UVITEX(R) 2B
UVITEX OB
TOSLAB 644820
2,2’-(2,5-thiophenediyl)bis(5-(1,1-dimethylethyl)-benzoxazol
2,2’-(2,5-thiophenediyl)bis(5-tert-butyl-benzoxazol
2,2’-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-benzoxazol
2,2’-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-Benzoxazole
2,5-Bis(5-t-butylbenzoxazol-2-yl)thiophene
2,5-Bis-2(5-tert-butylbenzoxazolyl)thiophene
5-tert-Butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)-2-thienyl]-1,3-benzoxazole
bbot150
Benzoxazole, 2,2'-(2,5-thiophenediyl)bis(5-tert-butyl-
Benzoxazole, 2,2'-(2,5-thiophenediyl)bis*5-(1,1-dimethylethyl)-
Benzoxazole, 2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-
LABOTEST-BB LT00053574
CI FLUORESCENT BRIGHTENER 362
DERIVATIVE OF STILBENE DISULFONIC ACID
BBOT
2,5-DI(5-TERT-BUTYLBENZOXAZOL-2-YL)THIOPHENE
2,5-BIS-2(5-TERT-BUTYL-BENZOXALYL)THIOPHENE
2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE
2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE
2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE
2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE
2,5-BIS-(5-TERT-BUTYL-2-BENZOXAZOL-2-YL)THIOPHENE
2,5-BIS(5'-TERT-BUTYL-2-BENZOXAZOL-2-YL)THIOPHENE
2,5-BIS-(5-T-BUTYLBENZOXAZOLYL-[2-YL])-THIOPHENE
2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE
2,2'-(2,5-THIOPHENEDIYL) BIS [5-TERT-BUTYLBENZOXAZOLE]
2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole)
Optical Brightening Agent OB C. I. 184
Fluorescent whitening agent OB
BIS(T-BUTYL BENZOXAZOLYL) THIOPHENE
2 5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THI&
2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIO -PHENE, 99%, SCINTILLATION GRADE
OptiblancPL
2,5-BIS-(5'-TERT-BUTYL-2-BENZOXAZOL-2-YL)THIOPHENE (BBOT)
BBOT, scintillation grade
OpticalBrighteningAgentOBC.I.
EUTEX OB-RC
EUTEX-OB RC EXTRA
FLUORESCENTBRIGHTENEROB(2,5-BIS(5-TERT-BUTYL-2-BENZOXAOLYL)THIOPHENE)
UVITEX
2,5-Thiophendiylbis(5-tert.-butyl-1,3-benzoxazol)
1,4-BIS(BENZOXAZOLE-2-YL)NAPHTHALENE
Fluorescent Brightener 184
2，5-di[5'-tertutyl-benzoxa-zolyl-2']-thiophene
5-tert-Butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole
2,2'-(Thiophene-2,5-diyl)bis(5-tert-butylbenzoxazole)
2,5-bis thiophene
B-184
Fluorescent Brighten
OPTICAL BRIGHTENER 184
BBOT, scintillation grade 5GR
FBA 184
2,5-Bis(5-(tert-butyl)benzo[d]oxazol-2-yl)thiophene

C.I. Number: 184
Specification:
Properties Specifications:
APPEARANCE bright yellow-green crystal power.
MELTING POINT 200~202°C
PURITY: ≥99.5%
ASH 0.1% max
VOLATILE MATTER 0.5% max
MESH SIZE passing 100 mesh
CHROMATIC LIGHT Bright-colored blue fluorescent light (similar to the standard product)
LIGHT TRANSMITTANCE 450nm≥96%　　500nm≥97%

  CAS Registry Number:

7128-64-5
  Synonyms: ;Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener OB-4;Fluorescent brightening agent 184;Optical Brightner OB;BBOT;C.I. Fluorescent Brightener 362;Uvitex 2B;TINOPAL CBS-X;UVITEX OB;UVITEX(R) 2B;TOSLAB 644820;2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE;2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE;2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene;
  Molecular Formula: C26H26N2O2S
  Molecular Weight: 430.5618
  Molecular Structure: 7128-64-5 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene
  Safety Description: S24/25:;

  Company: Yongchang Polymer Additives Co ltd     [ China ]        
  Contact: Mickel
  Tel: +86-20-61876219
  Fax:
  Email: info@chinapolymeradditives.cn
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