Home > Organofluorine Compounds> 2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde

2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde

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Origin: China

Cas No: 656-42-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 656-42-8 Formula: C8H4F2O3 Molecular Weight: 186.11200

Basic Info

Chemical Name	2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde
Synonyms	2,2-difluoro-1,3-benzodioxole-5-carbaldehyde;
CAS No.	656-42-8
Molecular Formula	C8H4F2O3
Molecular Weight	186.11200
PSA	35.53000
LogP	1.82060

Properties

Density	1.39
Boiling Point	200ºC
Flash Point	205 °F
Refractive Index	n20/D 1.5000(lit.)

Safety Info

Safety Statements	S26-S36
HS Code	2932999099
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi
Symbol	GHS07
Signal Word	Warning
Hazard Declaration	H315; H319; H335
Caution Statement	P261; P305 + P351 + P338

Synthesis Route

5-bromo-2,2-difluoro-1,3-benzodioxole+N,N-dimethylformamide→2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde
2-thioxobenzo-1,3-dioxole-5-carbaldehyde→2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde
5-dichloromethyl-2,2-difluorobenzo-(1,3)-dioxole+hexamethylenetetramine→2,2-Difluorobenzo[d][1,3]dioxole-5-carbaldehyde

Precursor

N,N-dimethylformamide
5-bromo-2,2-difluoro-1,3-benzodioxole
2-thioxobenzo-1,3-dioxole-5-carbaldehyde
5-dichloromethyl-2,2-difluorobenzo-(1,3)-dioxole

Downstream Product

(2E)-3-(2,2-Difluoro-1,3-benzodioxol-5-yl)acrylic acid
5-(chloromethyl)-2,2-difluoro-1,3-benzodioxole
(2,2-difluoro-1,3-benzodioxol-5-yl)methanol
3-(2,2-Difluoro-1,3-benzodioxol-5-yl)-(2E)-propenoic acid

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