benzotriazol-1-yl-(4-chlorophenyl)methanone

Modify Date: 2026-07-01 19:52:31

benzotriazol-1-yl-(4-chlorophenyl)methanone Structure
benzotriazol-1-yl-(4-chlorophenyl)methanone structure
Common Name benzotriazol-1-yl-(4-chlorophenyl)methanone
CAS Number 4231-70-3 Molecular Weight 257.67500
Density 1.4g/cm3 Boiling Point 446ºC at 760 mmHg
Molecular Formula C13H8ClN3O Melting Point 135-139ºC(lit.)
MSDS Chinese USA Flash Point 223.5ºC
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name benzotriazol-1-yl-(4-chlorophenyl)methanone
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4g/cm3
Boiling Point 446ºC at 760 mmHg
Melting Point 135-139ºC(lit.)
Molecular Formula C13H8ClN3O
Molecular Weight 257.67500
Flash Point 223.5ºC
Exact Mass 257.03600
PSA 47.78000
LogP 2.77320
Index of Refraction 1.693
InChIKey BLJBQVQHDXUDTE-UHFFFAOYSA-N
SMILES O=C(c1ccc(Cl)cc1)n1nnc2ccccc21

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases 26-36
RIDADR NONH for all modes of transport
HS Code 2933990090

 Synthetic Route

~10%

benzotriazol-1-yl-(4-chlorophenyl)methanone Structure

benzotriazol-1-...

CAS#:4231-70-3

Learn More
Literature: Al-Awadi, Nouria A.; George, Bobby J.; Dib, Hicham H.; Ibrahim, Maher R.; Ibrahim, Yehia A.; El-Dusouqui, Osman M. E. Tetrahedron, 2005 , vol. 61, # 34 p. 8257 - 8263

~76%

benzotriazol-1-yl-(4-chlorophenyl)methanone Structure

benzotriazol-1-...

CAS#:4231-70-3

Learn More
Literature: Katritzky; He; Suzuki Journal of Organic Chemistry, 2000 , vol. 65, # 24 p. 8210 - 8213

~%

benzotriazol-1-yl-(4-chlorophenyl)methanone Structure

benzotriazol-1-...

CAS#:4231-70-3

Learn More
Literature: Katritzky; He; Suzuki Journal of Organic Chemistry, 2000 , vol. 65, # 24 p. 8210 - 8213

~%

benzotriazol-1-yl-(4-chlorophenyl)methanone Structure

benzotriazol-1-...

CAS#:4231-70-3

Learn More
Literature: Katritzky, Alan R.; Cai, Chunming; Suzuki, Kazuyuki; Singh, Sandeep K. Journal of Organic Chemistry, 2004 , vol. 69, # 3 p. 811 - 814

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Bioassay

View more

Name: qHTS screening for TAG (triacylglycerol) accumulators in algae
Source: 11812
Target: N/A
External Id: FATTTLab-Algae-Lipid
Name: Inhibition of human factor 12a using Boc-Gly-Gln-Arg-AMC substrate incubated for 1 hr...
Source: ChEMBL
Target: Coagulation factor XII
External Id: CHEMBL4193988
Name: Small-molecule inhibitors of ST2 (IL1RL1)
Source: 20881
Target: interleukin-1 receptor-like 1 isoform [homo sapiens]
External Id: ST2_IL33_Inhibitors_Primary_Screening_77700
Name: Alphascreen assay for small molecules abrogating mHTT-CaM Interaction
Source: 24983
Target: Huntingtin
External Id: KUHTS-Muma KU-CaM-Htt INH-01
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
External Id: MITF_INH_Alpha_1536_1X%INH PRUN
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 Synonyms

1-p-chlorobenzoylbenzotriazole
1-4'-chlorobenzoylbenzotriazole
p-chlorobenzoyl-1H-1,2,3-benzotriazole
MFCD00475616
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