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265160

Sigma-Aldrich

3,4-Difluorobenzaldehyde

97%

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About This Item

Linear Formula:
F2C6H3CHO
CAS Number:
34036-07-2
Molecular Weight:
142.10
Beilstein:
2241231
EC Number:
422-180-3
MDL number:
MFCD00010328
UNSPSC Code:
12352100
PubChem Substance ID:
24856058
NACRES:
NA.22

Assay

97%

form

liquid

refractive index

n20/D 1.5 (lit.)

density

1.288 g/mL at 25 °C (lit.)

SMILES string

[H]C(=O)c1ccc(F)c(F)c1

InChI

1S/C7H4F2O/c8-6-2-1-5(4-10)3-7(6)9/h1-4H

InChI key

JPHKMYXKNKLNDF-UHFFFAOYSA-N

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Application

3,4-Difluorobenzaldehyde was used in the synthesis of 3-benzylidene 20,29-dihydrobetulinic acid derivatives.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H315,H317,H319,H412

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

156.2 °F - DIN 51758

Flash Point(C)

69 °C - DIN 51758

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Rama Mukherjee et al.
Bioorganic & medicinal chemistry letters, 14(12), 3169-3172 (2004-05-20)
New 3-O-acyl, 3-benzylidene, 3-hydrazone, 3-hydrazine, 17-carboxyacryloyl ester derivatives of betulinic acid (2-6, 8-11, 13, 17, 18, 21, and 22) were synthesized and evaluated in vitro for anti-angiogenic activity on endothelial cell cytotoxicity, specificity, and tube-formation ability. All derivatives reported here

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