optical brightener YCOB OB

• 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:

  

• Safety Description:

  S24/25:;
  

• Company:

  Yongchang Polymer Additives Co ltd     [ China ]        

• Contact:

  Mickel

• Tel:

  +86-20-61876219

• Fax:

• Email:

  info@chinapolymeradditives.cn