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UV Absorber 531

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CAS No.:

1843-05-6

Grade:

Industrial Grade

Content:

84%

Port:

Shanghai

Brand:

Packaging:

25kg carton inner with plastic bag or as customer`s requirement

Price valid (until):

2022-09-27

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Wising Chem Pharmaceutical and specialty

Company Type:

Manufactory

Location:

China

Qualification:

Main Products:

SI69,rubber and plastic additives,Specialty Chemicals,Pharmaceutical intermediates,UV CHEMICAL&ANTIOXIDANT

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Technical Name: Ultraviolet Absorber 531

Chemical Name: 2-Hydroxy-4-n-octoxybenzophenone

CAS NO.: 1843-05-6

Technical Specification

TITLE OF INDEX	TECHNICAL SPECIFICATIONS
Appearance	Light yellow crystalline powder or flake
Light transmittance	≥84% (440nm) ≥96% (460nm) ≥97% (500nm)
Melting point	47-50℃
Clarity of solution	Clear
Ash	≤0.1%
Loss on drying	≤0.2%

Properties: UV Absorber 531 is a highly efficient ultraviolet absorber with low volatility, resistance to migration and easy processing properties. It has excellent synergistic effect with antioxidant and light stabilizer.

Application: The product is mainly used for PE, PVC, PP, PS, PC, EVA, plexiglass and other materials. It has excellent solubility and compatibility with high solid coatings formulations. The product is suitable for automotive paint, powder coatings, polyurethane, rubber products. UV-531 is especially recommended in PE, PP, PVC etc

Package: 25kg carton inner with plastic bag or as customer`s requirement.

Storage: Keep container tightly closed in a dry and well-ventilated place.

Basic Info

Product Name:

2-Hydroxy-4-octoxybenzophenone

Other Name:

Methanone,[2-hydroxy-4-(octyloxy)phenyl]phenyl-;Benzophenone,2-hydroxy-4-(octyloxy)-;[2-Hydroxy-4-(octyloxy)phenyl]phenylmethanone;2-Hydroxy-4-octoxybenzophenone;2-Hydroxy-4-n-octoxybenzophenone;2-Hydroxy-4-(octyloxy)benzophenone;Octabenzone;4-n-Octyloxy-2-hydroxybenzophenone;4-(Octyloxy)-2-hydroxybenzophenone;Spectra-Sorb UV 531;Cyasorb UV 531;UF 4;2-Hydroxy-4-(n-octyloxy)benzophenone;Cyasorb 531;UV 531;Benzon OO;Benzophenone 12;2-Benzoyl-5-octyloxyphenol;UV 1;Advastab 46;Anti-UV P;Chimassorb 81;Carstab 700;Aduvex 248;Sumisorb 130;Viosorb 130;Ongrostab HOB;Mark 1413;Cyasorb UV 532;Rhodialux P;UV 1 (ultraviolet absorber);Asahi 1413;Uvinul M 408;Seikalizer E;Zislizer E;V 130;Sanduvor 3035;ADK Stab 1413;Seesorb 102;Lowilite 22;Adeka 1413;Hostavin ARO 8;ARO 8;Uvinul 3008;Specta-Sorb UV 531;NSC 163400;GW 531;C 81;LA 1413;Cytec UV 531;BP 12;UV 53;Chemisorb 81;Tinuvin UV 531;(2-Hydroxy-4-octoxyphenyl)-phenylmethanone;Riasorb UV 531;53571-69-0;58392-23-7;103843-15-8;478367-73-6;1643832-59-0

CAS No.:

1843-05-6

Molecular Formula:

C21H26O3

InChIKeys:

InChIKey=QUAMTGJKVDWJEQ-UHFFFAOYSA-N

Molecular Weight:

326.43

Exact Mass:

326.43

BRN:

1915198

EC Number:

217-421-2

UNII:

73P3618V2E

NSC Number:

163400

DSSTox ID:

DTXSID9027441

Color/Form:

Crystals|Pale, cream-to-white powder with friable /easily crumbled/ lump|Colorless crystals|Light yellow powder

HScode:

29145090

Categories:

UV Absorbers

Characteristics

PSA:

46.5

XLogP3:

6.8

Appearance:

DryPowder; DryPowder, Liquid; OtherSolid; PelletsLargeCrystals

Density:

1160 kg/cu m at 20 deg C

Melting Point:

45-46 °C

Boiling Point:

175-180 °C @ Press: 0.1 Torr

Flash Point:

102℃

Refractive Index:

1.6000 (estimate)

Water Solubility:

In water, <0.001 mg/L at 20 deg C, pH 6 /OECD Guideline 105 (Water Solubility)/

Storage Conditions:

Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place.

Vapor Pressure:

3.38X10-8 mm Hg at 20 deg C (measured by transpiration method)

Toxicity:

LD50 oral in rat: > 10gm/kg

Henrys Law Constant:

Henry's Law constant = 1.1X10-7 atm-cu m/mol at 25 °C (est)

Dissociation Constants:

pKa = 10.16 at 25 °C (Estimated with SPARC, OH-group)

Experimental Properties:

Hydroxyl radical reaction rate constant = 2.2X10-10 cu cm/molecule-sec at 25 °C (est)

Heat of Vaporization:

Enthalpy of vaporization: 102.1 kJ/mol

See More 2-Hydroxy-4-octoxybenzophenone Properties 

Hazard Identification

Classification of the substance or mixture

Skin sensitization, Sub-category 1B

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H317 May cause an allergic skin reaction
Prevention	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P333+P317 If skin irritation or rash occurs: Get medical help. P321 Specific treatment (see ... on this label). P362+P364 Take off contaminated clothing and wash it before reuse.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place.

See More 2-Hydroxy-4-octoxybenzophenone Safety Data Sheet 

Seller Information

Business Type:
Manufactory

Main Products:
SI69,rubber and plastic additives,Specialty Chemicals,Pharmaceutical intermediates,UV CHEMICAL&ANTIOXIDANT

Location:
NO. 68 WENHUA ROAD, JINSHUI DISTRICT, ZHENGZHOU CITY, CHINA

Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
10

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
5-10

Year of Establishment:
2019

Wising Chem Pharmaceutical and specialty is a leading Manufactory supplier of Poly(vinylpyrrolidone), 5-(Hydroxymethyl)furfural, N-Vinyl-2-pyrrolidone based in Zhengzhou, Henan, China. With a commitment to quality and customer satisfaction, Wising Chem Pharmaceutical and specialty has become a trusted name in the industry. Our product line includes a range of high-quality Poly(vinylpyrrolidone), 5-(Hydroxymethyl)furfural, N-Vinyl-2-pyrrolidone, which are available at competitive prices. Wising Chem Pharmaceutical and specialty has established itself as a reliable supplier of chemical products on the echemi.com.

Inquiry History

2 Inquiries

Country	Product	Purchase Quantity	Date Posted
United Kingdom	Benzophenone-12 (UV-531), CAS No.: 1843-05-6	25 KG	Nov 11, 2024
India	Uv Stabilizer	1.00 MT	Jul 13, 2023

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