2,5-Difluorobenzaldehyde , 98% , 2646-90-4

CAS NO.：2646-90-4

Empirical Formula: C7H4F2O

Molecular Weight: 142.1

MDL number: MFCD00010327

EINECS: 629-300-5

PRODUCT Properties

• Melting point: 67-69 °C
• Boiling point: 67-69 °C/17 mmHg (lit.)
• Density: 1.308 g/mL at 25 °C (lit.)
• refractive index: n20/D 1.498(lit.)
• Flash point: 138 °F
• storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
• form: Liquid
• Specific Gravity: 1.308
• color: Clear colorless to yellow
• Sensitive: Air Sensitive
• BRN: 2573664
• InChI: InChI=1S/C7H4F2O/c8-6-1-2-7(9)5(3-6)4-10/h1-4H
• InChIKey: VVVOJODFBWBNBI-UHFFFAOYSA-N
• SMILES: C(=O)C1=CC(F)=CC=C1F
• CAS DataBase Reference: 2646-90-4(CAS DataBase Reference)

Description and Uses

2,5-Difluorobenzaldehyde was used in the synthesis of fluorinated analog by Henry condensation with nitroethane.

Safety

• Symbol(GHS): GHS02,GHS07
• Signal word: Warning
• Hazard statements: H226-H315-H319-H335
• Precautionary statements: P210-P302+P352-P305+P351+P338
• target organs: Respiratory system
• PPE: Eyeshields, Gloves, type ABEK (EN14387) respirator filter
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36-37/39-36/37
• RIDADR: UN 1989 3/PG 3
• WGK Germany: 3
• Hazard Note: Irritant
• HazardClass: 3.2
• PackingGroup: III
• HS Code: 29130000
• Storage Class: 3 - Flammable liquids
• Hazard Classifications: Eye Irrit. 2; Flam. Liq. 3; Skin Irrit. 2; STOT SE 3
• Limited Quantities: 5.0 L (1.3 gallons) (liquid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)