254835

2,3-Dichlorobenzaldehyde

99%

• Linear Formula: Cl₂C₆H₃CHO
• CAS Number: 6334-18-5
• Molecular Weight: 175.01
• Beilstein/REAXYS Number: 508198
• EC Number: 228-711-3
• MDL number: MFCD00010127
• UNSPSC Code: 12352100
• PubChem Substance ID: 24855269
• NACRES: NA.22

Properties

• assay: 99%
• mp: 64-67 °C (lit.)
• functional group: aldehyde; chloro
• SMILES string: [H]C(=O)c1cccc(Cl)c1Cl
• InChI: 1S/C7H4Cl2O/c8-6-3-1-2-5(4-10)7(6)9/h1-4H
• InChI key: LLMLNAVBOAMOEE-UHFFFAOYSA-N

Description

Application

2,3-Dichlorobenzaldehyde has been used in preparation of:

• 4-(2,3-dichlorobenzylideneamino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one, Schiff base
• ethyl 4-(2,3-dichlorophenyl)-1,6-dimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate via Biginelli condensation
• benzyl 4-(2,3-dichlorophenyl)-1,3,6-trimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H315,H317,H411
• pcodes: P261 - P264 - P272 - P273 - P280 - P302 + P352
• Hazard Classifications: Aquatic Chronic 2 - Skin Irrit. 2 - Skin Sens. 1A
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: 275.0 °F - closed cup
• flash_point_c: 135 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges