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35248

Sigma-Aldrich

2,3-Dichlorobenzaldehyde

≥98.0%

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About This Item

Linear Formula:
Cl2C6H3CHO
CAS Number:
6334-18-5
Molecular Weight:
175.01
Beilstein:
508198
EC Number:
228-711-3
MDL number:
MFCD00010127
UNSPSC Code:
12352100
PubChem Substance ID:
57649362
NACRES:
NA.22

Assay

≥98.0%

mp

64-67 °C (lit.)

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

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Application

2,3-Dichlorobenzaldehyde is suitable for use in the 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

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H315,H317,H411

Hazard Classifications

Aquatic Chronic 2 - Skin Irrit. 2 - Skin Sens. 1A

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

275.0 °F - closed cup

Flash Point(C)

135 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

35248-BULK-F:
35248-10G-F:
35248-VAR-F:
35248-50G-F:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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4-(2, 3-Dichlorobenzylideneamino)-1, 5-dimethyl-2-phenyl-1H-pyrazol-3 (2H)-one.
Sun, Y-X., et al.
Acta Crystallographica Section E, Structure Reports Online, 62(10), o4613-o4615 (2006)
Synthesis and reactions of Biginelli-compounds. Part 23.1 Chemoenzymatic syntheses of enantiomerically pure 4-aryl-3, 4-dihydropyrimidin-2 (1H)-ones.
Schnell B, et al.
Journal of the Chemical Society. Perkin Transactions 1, 24, 4382-4389 (2000)

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