821-76-1

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821-76-1 Structure

Identification	Back Directory
[Name] 1,7-DICHLOROHEPTANE
[CAS] 821-76-1
[Synonyms] Dichloroheptane 1,7-dichloro-heptan 1,7-DICHLOROHEPTANE 1,7-Dichloro-n-heptane Heptane, 1,7-dichloro- HEPTAMETHYLENE CHLORIDE HEPTAMETHYLENE DICHLORIDE 1,7-DICHLOROHEPTANE ISO 9001：2015 REACH Heptamethylene Chloride Heptamethylene Dichloride
[Molecular Formula] C7H14Cl2
[MDL Number] MFCD00049144
[MOL File] 821-76-1.mol
[Molecular Weight] 169.09

Chemical Properties	Back Directory
[Melting point ] 23.5°C (estimate)
[Boiling point ] 198.96°C (estimate)
[density ] 1.0408
[refractive index ] 1.4565
[Dielectric constant] 8.3399999999999999
[EPA Substance Registry System] Heptane, 1,7-dichloro- (821-76-1)

Safety Data	Back Directory
[Symbol(GHS) ] GHS07,GHS09
[Signal word ] Warning
[Hazard statements ] H227-H315-H319-H411
[Precautionary statements ] P210-P264-P273-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P391-P403+P235-P501
[TSCA ] TSCA listed

Questions And Answer	Back Directory
[Application] 1,7-Dichloroheptane is a dichlorohaloalkanes compound that can be used as a pharmaceutical synthesis intermediate and an organic synthesis intermediate. It is mainly used in laboratory research and development processes and chemical and pharmaceutical synthesis processes.

Hazard Information	Back Directory
[Synthesis] In a 1000ml reaction vessel, add 1,7-heptanediol 132g (1mol), chlorinated reagent concentrated hydrochloric acid 220ml (2.2mol), triethylamine hydrochloride Et3N.HCl137g, and then another 30min-60min to raise the temperature to 100-110 ℃, timed the reacti

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