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UV absorber UV-2908

UV absorber UV-2908 structure

CAS No:
67845-93-6
Formula:
C31H54O3
Chemical Name:
UV absorber UV-2908
Synonyms:
HRsorb-2908;3,5-bis(1,1-dimethylethyl)-4-hydroxy-benzoicacihexadecylester;Benzoicacid,3,5-bis(1,1-dimethylethyl)-4-hydroxy-,hexadecylester;Hexadecyl 3,5-bis-tert-butyl-4-hydroxybenzoate;HEXADECYL 3,5-DI-TERT-BUTYL-4-HYDROXYBENZOATE;3,5-Bis[1,1-dimethylethyl]-4-hydroxybenzoic acid hexadecyl ester;3,5-DI-TERT-BUTYL-4-HYDROXYBENZOIC ACID HEXADECYL ESTER;HEXADECYL 3 5-DI-TERT-BUTYL-4-HYDROXY- &
Categories:
Catalyst and Auxiliary > UV Absorbers

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Description

DryPowder; DryPowder, PelletsLargeCrystals

UV absorber UV-2908 Basic Attributes

Molecular Weight：

474.76

Exact Mass：

474.76

EC Number：

267-342-2

UNII：

S43L542RUG

TSCA：

TSCA listed

DSSTox ID：

DTXSID0052382

Color/Form：

Off-White

HScode：

2916399090

Characteristics

PSA：

46.5

Physical Properties：

Hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate (UV Absorber 2908) is white to faint yellow powder. The specific gravity is 1.07 at 25℃. It is easy soluble in toluene, chloroform, hexane, soluble in acetone etc.

XLogP3：

12.5

Appearance：

DryPowder; DryPowder, PelletsLargeCrystals

Density：

0.936±0.06 g/cm3(Predicted)

Melting Point：

59-61 °C(lit.)

Boiling Point：

539.2±50.0 °C(Predicted)

Flash Point：

191.3ºC

Refractive Index：

1.488

Water Solubility：

10μg/L at 20℃

Vapor Pressure：

0.005Pa at 20℃

Flammability characteristics：

Not classified

PKA：

9.07±0.40(Predicted)

Critical Temperature & Pressure：

Inert atmosphere,Room Temperature

Safety Information

wgk germany：

hazard class code：

safety instructions：

26-36

RTECS Number：

DG4436220

Marks：

Precautionary statement(s)：

P273, P391, P501

Hazard Statements：

36/37/38

GHS Classification：

|H411 (57%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]|P273, P391, and P501|Aggregated GHS information provided by 197 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

UV absorber UV-2908 Use and Manufacturing

Uses

Plastic Additive- UV Light Stabilizer

Adhesives and sealants

DXSORB 2908 (Hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate; UV Absorber 2908) is an excellent light stabilizer, low volatility, small coloring, good chemical stability, acid and alkali resistance. Suitable for PP and PE and other polyolefin plastics, the general dosage of 0.25 ~ 0.1%. This product can be used alone or in combination with benzophenone ultraviolet stabilizer or phosphite antioxidant, showing good synergistic effect.

Production

1,000,000 - 10,000,000 lb

Manufacturing Info：

Plastic material and resin manufacturing|Benzoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, hexadecyl ester: ACTIVE

Computed Properties

Molecular Weight:474.8
XLogP3:12.5
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:19
Exact Mass:474.40729558
Monoisotopic Mass:474.40729558
Topological Polar Surface Area:46.5
Heavy Atom Count:34
Complexity:504
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Recommended Suppliers of UV absorber UV-2908

Shaanxi Dideu Medichem Co. Ltd Contact Supplier

CN
5 YRS

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Manufactory Supplier of Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst,Chemical Materials,Chem&Pharm Intermediates,Organic Intermediates,Feed Additive

HEXADECYL 3,5-DI-TERT-BUTYL-4-HYDROXYBENZOATE.

CAS No.: 67845-93-6

Grade: National Grade

Content: 99%

Inquiry
Hangzhou Royalchem Co.,LTD Contact Supplier

CN
2 YRS

Business licensed

Trader Supplier of Pharmaceutical intermediates

UV-2908 RC03006

Unit Price: $1 /KG EXW

CAS No.: 67845-93-6

Grade: Industrial Grade

Content: 99%

Inquiry
Hangzhou Zentra Bio-Chemical Co., Ltd. Contact Supplier

CN
2 YRS

Business licensed

Trader Supplier of pharmaceutical intermediates,excipients,plant extracts,food additives,CDMO,fine cheimcals,Octadecanedioic acid,Eicosanedioic Acid

UV absorber UV-2908 67845-93-6

CAS No.: 67845-93-6

Grade: Pharmaceutical Grade

Content: 99%

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Qingdao Truelight Functional Materials Technology Co., Ltd Contact Supplier

CN
4 YRS

Business licensed Certified factory

Manufactory Supplier of light stabilizers,UV absorbers,antioxidants,phot

UV STABILIZER TRUELICHT UV 2908

CAS No.: 67845-93-6

Grade: Industrial Grade

Inquiry
Henan Lihao Chem Plant Limited Contact Supplier

CN
5 YRS

Business licensed

Trader Supplier of PVC resin,pvc paste resin,melamine

high purity hot sale Hexadecyl-3,5-di-t-butyl-4-hydroxybenzoate 99% high quality see COA KANBEI

CAS No.: 67845-93-6

Grade: Industrial Grade

Content: 99%

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Guide of UV absorber UV-2908

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Learn More Other Chemicals

UV absorber UV-2908

SDS

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