Fluorescent Brightener 185

Product Name: Fluorescent Brightener 185
CAS No.: 2866-43-5
Chemical Name: Fluorescent Brightener 185
Synonyms: 2,5-Bis(2-benzoxazolyl)thiophene;FBA185;c.i. 515240;fluorescent brightener 185;sof (fluorescent brightener);C.I. Fluorescent Brightener 172;2,5-di(benzoxazol-2-yl)thiophene;2,5-di(benzoxazol-2-yl)-thiophen;2,5-Bis(benzoxazol-2-yl)thiophene;2,5-BIS(2-BENZOXAZOL-2-YL)THIOPHENE
CBNumber: CB0855390
Molecular Formula: C18H10N2O2S
Formula Weight: 318.35
MOL File: 2866-43-5.mol

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Fluorescent Brightener 185 Property

Melting point:: 216-220°C
Boiling point:: 466.4±30.0 °C(Predicted)
Density: 1.385
refractive index: 1.6000 (estimate)
pka: 1.27±0.10(Predicted)
Water Solubility: 9.551ug/L(25 ºC)
EPA Substance Registry System: 2,5-Bis(2-benzoxazoyl)thiophene (2866-43-5)

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Safety

Toxicity: LD50 oral in rat: > 30gm/kg

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

American Custom Chemicals Corporation

Product number: FFG0000211
Product name: 2,5-BIS(2-BENZOXAZOL-2-YL)THIOPHENE
Purity: 95.00%
Packaging: 5MG
Price: $503.2
Updated: 2021/12/16

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Fluorescent Brightener 185 Chemical Properties,Usage,Production

Chemical Properties

This product is light yellow crystalline powder with bright blue fluorescence. Melting point 218～219 ℃. Miscible with water in any ratio. Hard water resistance, acid resistance, alkali resistance. The fabric after using it has good light fastness, chlorine bleaching resistance and washing fastness.

Uses

Fluorescent Brightener 185 is used as a whitening treatment agent for acetate fiber, nylon, polyester, polypropylene, vinyl and blended fibers.

Synthesis

Using o-aminophenol and chlorobenzene as raw materials, Fluorescent Brightener 185 can be obtained after reaction.

Fluorescent Brightener 185 Preparation Products And Raw materials

Raw materials

o-Toluenesulfnic acid Ammonium bromide Glyoxal Fluorescent Whitening Agent EBF 1-Bromobutane 2-chloromethylbenzene Sodium sulfate Sodium methoxide solution Thioether Chloroacetyl chloride Dimethyl sulfide Dichloromethane Methanol 2-Aminophenol Oxazole BRIGHTENERS

Preparation Products

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Fluorescent Brightener 185 Suppliers

China 63 United Kingdom 4 United States 4 Global 71

9ding chemical ( Shanghai) Limited

Tel: 4009209199
Fax: 86-021-52271987
Email: sales@9dingchem.com
Country: China
ProdList: 18216
Advantage: 56

Quzhou Juhua Friendship Co., Ltd

Tel: 0570-3066667
Fax: 0570-3063388
Country: China
ProdList: 3933
Advantage: 58

Shanghai DiBai Chemicals Co., Ltd.

Tel: 021-54359730 400-008-9730
Fax: 021-54353864
Email: info@chemxyz.com
Country: China
ProdList: 3993
Advantage: 60

Hangzhou J&H Chemical Co., Ltd.

Tel: +86-571-87396432
Fax: 0571-87396431
Email: sales@jhechem.com
Country: China
ProdList: 10015
Advantage: 53

Shanghai YuanYe Biotechnology Co., Ltd.

Tel: 021-61312847; 18021002903
Fax: QQ:3008007432
Email: 3008007409@qq.com
Country: China
ProdList: 27322
Advantage: 60

Amadis Chemical Company Limited

Tel: 571-89925085
Fax: 0086-571-89925065
Email: sales@amadischem.com
Country: China
ProdList: 131981
Advantage: 58

9ding chemical ( Shanghai) Limited

Tel: 021-021-52271985 17721149837
Fax: +86 (21) 52271987
Email: sales@9dingchem.com
Country: China
ProdList: 19806
Advantage: 60

Aikon International Limited

Tel: 025-58859352 18068836627
Fax: 02557626880
Email: sales01@aikonchem.com
Country: China
ProdList: 15085
Advantage: 58

Wuhan FengyaoTonghui Chemical Products Co., Ltd.

Tel: 027-87466105 15377573527
Email: 2678564200@qq.com
Country: China
ProdList: 17997
Advantage: 58

QuZhou Rainfull Chemical Co.,Ltd.

Tel: 0570-3062289 13819008176 15068926975
Fax: 0570-3063388
Email: 527757556@qq.com
Country: China
ProdList: 2959
Advantage: 58

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View Lastest Price from Fluorescent Brightener 185 manufacturers

Career Henan Chemical Co

Product: Fluorescent Brightener 185 2866-43-5
Price: US $1.00/KG
Min. Order: 1KG
Purity: Min98% HPLC
Supply Ability: G/KG/TON
Release date: 2020-01-31

2866-43-5, Fluorescent Brightener 185Related Search:

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2,2'-(2,5-thiophenediyl)bis-benzoxazole

2,5-di(benzoxazol-2-yl)thiophene

2,5-Bis(2-benzoxazolyl)thiophene

fluorescent brightener 185

C.I. Fluorescent Brightener 172

c.i. 515240

2,2'-thiophene-2,5-diylbis(benzoxazole)

Benzoxazole, 2,2-(2,5-thiophenediyl)bis-

(12224-41-8) fluorescent brightener 185

2,5-Bis(benzoxazol-2-yl)thiophene

2,2'-(2,5-thiophenediyl)bis-benzoxazol

2,5-di(benzoxazol-2-yl)-thiophen

sof (fluorescent brightener)

2,5-BIS(2-BENZOXAZOL-2-YL)THIOPHENE

FLUORESCENT BRIGHTENER 185 :2,2''-(2,5-THIOPHENEDIYL)BIS-BENZOXAZOLE

FBA185

2-[5-(1,3-benzoxazol-2-yl)-2-thienyl]-1,3-benzoxazole

2-[5-(1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole

Fluorescent Brightener 185 ISO 9001：2015 REACH

2866-43-5

C18H10N2O2S

Industrial/Fine Chemicals