2-(2'-Hydroxy-3'5-di-tert-butylphenyl) benzotriazole

HCID 77455

Basic information

CAS
3846-71-7
Standard SMILES
CC(C)(C)c1cc(-n2nc3ccccc3n2)c(O)c(C(C)(C)C)c1
InChIKey
LHPPDQUVECZQSW-UHFFFAOYSA-N
Molecular formula
C20H25N3O
Average molar mass
323.4 g/mol
Monoisotopic mass
323.19976243

Names & identifiers

Preferred name
2-(2'-Hydroxy-3'5-di-tert-butylphenyl) benzotriazole
IUPAC
2-(benzotriazol-2-yl)-4,6-ditert-butylphenol
English name
UV-320
Molecular formula
C20H25N3O
Molecular weight
323.43

Names & synonyms

3846-71-72-(2'-HYDROXY-3',5'-DI-TERT-BUTYLPHENYL)BENZOTRIAZOLEPhenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-DTXSID40520592-(2'-hydroxy-3',5'-di-tert-butylphenyl) benzotriazoleHDBB cpdRefChem:898215DTXCID90306262-(2'-Hydroxy-3'5-di-tert-butylphenyl) benzotriazole2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4,6-di-tert-butylphenolUV-3202-(benzotriazol-2-yl)-4,6-ditert-butylphenol
Show more names
4,6-Di-tert-butyl-2-(2H-benzotriazole-2-yl)phenolUV Absorber 320Ultraviolet absorbent UV-3202-(2-HYDROXY-3,5-DI-TERT-BUTYLPHENYL)BENZOTRIAZOLE2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-Phenol
TINUVIN 320US7KL87A2P2-(3,5-di-tert-butyl-2-hydroxyphenyl)-2h-benzotriazole2-(2H-1,2,3-benzotriazol-2-yl)-4,6-di-tert-butylphenol2-Benzotriazol-2-yl-4,6-di-tert-butylphenolMFCD01075688HDBB2-Benzotriazole-2-yl-4,6-di-tert-butylphenol

Database identifiers

CAS
3846-71-7
PubChem CID
77455
DTXSID
DTXSID4052059
UNII
US7KL87A2P
EC Number
223-346-6
Nikkaji
J87.339J

Properties

Computed structural properties

XLogP
7.3
Topological polar surface area
50.9 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
3
Rotatable bonds
3
Heavy atoms
24

Experimental & physicochemical properties

Collision Cross Section192.5 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID4052059];186.0 Ų [M]+ [CCS Type: DT; Buffer gas: N2; Ionization: APCI+; Dataset: TOXCAST; Source Identifier: DTXSID4052059]

Physicochemical properties

Melting point
152 · 152-154°C
Boiling point
444 · 444.0±55.0 °C(Predicted)
Density
1.1 · 1.10±0.1 g/cm3(Predicted)
Flash point
215 °C · 215°C
storage temp.
2 · 2-8°C
solubility
Chloroform (Slightly), Methanol (Slightly)

Safety & regulation

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 0.8% (1 of 133) of reports.

Warning

H351 (85%): Suspected of causing cancer [Warning Carcinogenicity];H373 (98.5%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure];H412 (99.2%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

P203, P260, P273, P280, P318, P319, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 133 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Reported as not meeting GHS hazard criteria per 1 of 133 reports by companies.;There are 7 notifications provided by 132 of 133 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Regulatory Information · 4 items

Chemical: Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-

Hazard Traits - Bioaccumulation; Environmental Persistence;Authoritative List - EC PBTs;Report - if used as a fragrance or flavor ingredient

Substance: 2-benzotriazol-2-yl-4,6-di-tert-butylphenol (UV-320);EC: 223-346-6;Date of inclusion: >17-Dec-2014;Reason for inclusion: PBT (Article 57d); vPvB (Article 57e)

Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationIMAP assessments - Phenolic benzotriazoles: Environment tier II assessment;IMAP assessments - Hindered phenolic benzotriazoles: Human health tier II assessment
Hazard Classes and Categories · 3 items

Carc. 2 (85%);STOT RE 2 (98.5%);Aquatic Chronic 3 (99.2%)

Specific target organ toxicity (repeated exposure) - category 2

Specific target organ toxicity - Repeated exposure - Category 1 (heart, liver, kidney, blood system)

Regulatory information

Regulatory Information · 4 items

Chemical: Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-

Hazard Traits - Bioaccumulation; Environmental Persistence;Authoritative List - EC PBTs;Report - if used as a fragrance or flavor ingredient

Substance: 2-benzotriazol-2-yl-4,6-di-tert-butylphenol (UV-320);EC: 223-346-6;Date of inclusion: >17-Dec-2014;Reason for inclusion: PBT (Article 57d); vPvB (Article 57e)

Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-: Does not have an individual approval but may be used under an appropriate group standard

Safety data

tsca
TSCA listed
ridadr
3077
risk_code
48/22-52/53
Signal word
Warning
Symbol(GHS)
GHS08
safety_code
26-36/37/39

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationPhenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-: ACTIVE
Applications · 1 item

UsesUV-320 is a benzotriazole UV stabilizer, which is used to increase product stability and to prevent discolouration in various consumer and industrial goods such as plastics. Benzotriazole UV stabilizers are a pollutant for the aquatic environment and have been implicated as a potential stable and toxic ligands for aryl hydrocarbon receptor in human.

Suppliers100 total

Shandong chuangyingchemical Co., Ltd.18853181302 · [email protected]
艾吉析科技(上海)有限公司17717235263 · [email protected]
广州纳珑化工有限公司13192879270; 13192879270 · [email protected]
毕佳索(上海毕得医药科技股份有限公司)400-6005915 · [email protected]
湖北成丰化工有限公司13125175253 · [email protected]

Related reactions

9 records

Compound notes

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