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ChemicalBook--->CAS DataBase List--->13257-44-8

13257-44-8

13257-44-8 Structure

13257-44-8 Structure
IdentificationBack Directory
[Name]

PARMAVERT
[CAS]

13257-44-8
[Synonyms]

PARMAVERT
1,1-Dimethoxynon-2-in
1,1-dimethoxy-2-nonyn
1,1-dimethoxy-2-Nonyne
1,1-dimethoxynon-2-yne
2-Nonyne, 1,1-dimethoxy-
2-NONYNAL DIMETHYL ACETAL
2-Nonyn-1-aldimethylacetal
PARMAVERT (NONYN-1-AL,2 DIMETHYLACETAL)
[EINECS(EC#)]

236-249-9
[Molecular Formula]

C11H20O2
[MDL Number]

MFCD00036554
[MOL File]

13257-44-8.mol
[Molecular Weight]

184.28
Chemical PropertiesBack Directory
[Boiling point ]

258.24°C (rough estimate)
[density ]

0.9574 (rough estimate)
[refractive index ]

1.4700 (estimate)
[Odor]

at 10.00 % in dipropylene glycol. fresh green violet foliage sweet
[Odor Type]

green
[LogP]

3.094 (est)
[EPA Substance Registry System]

2-Nonyne, 1,1-dimethoxy- (13257-44-8)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H317
[Precautionary statements ]

P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
[Safety Profile]

Low toxicity by ingestion and skin contact. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
[Toxicity]

LD50 orl-rat: >5 g/kg FCTOD7 20,779,82
Hazard InformationBack Directory
[Synthesis]

Parmavert is prepared from l-Octyne by reaction with Ethyl-orrho-formate directly to the acetal. Octyne is obtained from Octene via bromination and debromination.
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