Merck
CN
All Photos(1)

Documents

Safety Information

348074

Sigma-Aldrich

2-Chloro-4-fluorobenzaldehyde

97%

Sign Into View Organizational & Contract Pricing

Linear Formula:
ClC6H3(F)CHO
CAS Number:
Molecular Weight:
158.56
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

form

solid

bp

118-120 °C/50 mmHg (lit.)

mp

60-63 °C (lit.)

SMILES string

Fc1ccc(C=O)c(Cl)c1

InChI

1S/C7H4ClFO/c8-7-3-6(9)2-1-5(7)4-10/h1-4H

InChI key

KMQWNQKESAHDKD-UHFFFAOYSA-N

General description

2-Chloro-4-fluorobenzaldehyde is a halogen substituted benzaldehyde.

Application

2-Chloro-4-fluorobenzaldehyde may be used in the synthesis of substituted α-cyanocinnamic acid, via Knoevenagel condensation reaction. It may be used in the synthesis of 2-(2-benzimidazolyl)-3-(2-chloro-4-fluorophenyl)acrylonitrile.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

新产品

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’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Biological activity and DNA binding studies of 2-substituted benzimidazo [1, 2-a] quinolines bearing different amino side chains.
Perin N, et al.
MedChemComm, 4(12), 1537-1550 (2013)
Thorsten W Jaskolla et al.
Proceedings of the National Academy of Sciences of the United States of America, 105(34), 12200-12205 (2008-08-30)
Matrix-assisted laser desorption ionization (MALDI) has become an enabling technology for the fields of protein mass spectrometry (MS) and proteomics. Despite its widespread use, for example, in protein identification via peptide mass fingerprinting, a comprehensive model for the generation of

Articles

Knoevenagel Condensation is an organic reaction named after Emil Knoevenagel. It is a classic C-C bond formation reaction and a modification of the Aldol Condensation.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service