Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-Difluorobenzaldehyde
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2646-90-4

2646-90-4 structure

Name: 2,5-Difluorobenzaldehyde
Chemical Name: 2,5-Difluorobenzaldehyde
CAS Number: 2646-90-4
Molecular Formula: C₇H₄F₂O
Molecular Weight: 142.103
Catalog: Organic raw materials Organic fluorine compound Fluorobenzaldehyde series
Create Date: 2018-05-13 08:00:00
Modify Date: 2025-08-20 18:05:23

Name	2,5-Difluorobenzaldehyde
Synonyms	2,5-Difluorobenzaldehyde Benzaldehyde, 2,5-difluoro- MFCD00010327 VHR BF EF 2,5-difluoro benzaldehyde 2,5-Difluor-benzaldehyd 2,5-fluorobenzaldehyde 2,4-DIFLUOROBENZAMIDOXIME 5-fluoro-2-fluorobenzaldehyde

Density	1.3±0.1 g/cm3
Boiling Point	175.3±20.0 °C at 760 mmHg
Molecular Formula	C₇H₄F₂O
Molecular Weight	142.103
Flash Point	58.9±0.0 °C
Exact Mass	142.023026
PSA	17.07000
LogP	2.11
Vapour Pressure	1.2±0.3 mmHg at 25°C
Index of Refraction	1.514

Symbol	GHS02, GHS07
Signal Word	Warning
Hazard Statements	H226-H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	UN 1989 3/PG 3
WGK Germany	3
Packaging Group	III
Hazard Class	3.2
HS Code	2912210000

109-72-8

540-36-3

2646-90-4

Literature: Baxter, Anthony David; Boyd, Edward Andrew; Frank-Kamenetsky, Maria; Porter, Jeffery; Price, Stephen; Rubin, Lee L.; Stibbard, John Harry Alexander Patent: US2005/70578 A1, 2005 ;

1360804-81-4

2646-90-4

Literature: Maguire, Nuala M.; Ford, Alan; Clarke, Sarah L.; Eccles, Kevin S.; Lawrence, Simon E.; Brossat, Maude; Moody, Thomas S.; Maguire, Anita R. Tetrahedron Asymmetry, 2011 , vol. 22, # 24 p. 2144 - 2150

540-36-3

93-61-8

~78%

2646-90-4

Literature: Hoechst-Roussel Pharmaceuticals Inc. Patent: US4654336 A1, 1987 ;

452-67-5

2646-90-4

Literature: Inukai; Maki Kogyo Kagaku Zasshi, 1956 , vol. 59, p. 1160 Chem.Abstr., 1958 , p. 13265

Precursor 5
109-72-8 540-36-3 1360804-81-4 93-61-8
452-67-5
DownStream 10
247092-13-3 70060-13-8 70060-12-7 698367-29-2
13771-73-8 112898-33-6 154630-32-7 1226781-44-7
697305-53-6 773122-52-4

HS Code	2913000090
Summary	HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

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