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CAS 163702-08-7

CAS 163702-08-7 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 163702-08-7
CAS 163702-08-7PubChem CID 4156734

Methyl perfluoroisobutyl ether

IUPAC name
2-[difluoro(methoxy)methyl]-1,1,1,2,3,3,3-heptafluoropropane
Molecular formula
C5H3F9O
Molecular weight
250.06 g/mol
Exact mass
250.00401817 Da
XLogP3
3.3
Topological polar surface area
9.2 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
10
Covalent units
1
Defined stereocentres
0

Also known as

perfluoroisobutyl methyl etherPropane, 2-(difluoromethoxymethyl)-1,1,1,2,3,3,3-heptafluoro-HI89P35AAXmethyl nonafluoroisobutyl etherUNII-HI89P35AAX1,1,2,3,3,3-HEXAFLUORO-1-METHOXY-2-(TRIFLUOROMETHYL)PROPANE2-(difluoromethoxymethyl)-1,1,1,2,3,3,3-heptafluoropropanemethylperfluorobutylether
12 more reported names
RefChem:157993METHYL PERFLUOROISOBUTYL ETHER [INCI]VF45 (TM) HFEBased Cleaning Fluid, VOL0570APropane, 2(difluoromethoxymethyl)1,1,1,2,3,3,3heptafluoro422-270-2605-340-91,1,1,2,3,3-hexafluoro-3-methoxy-2-(trifluoromethyl)propane2-[Difluoro(methoxy)methyl]-1,1,1,2,3,3,3-heptafluoro-propane2-(difluoro(methoxy)methyl)-1,1,1,2,3,3,3-heptafluoropropane(CF3)2CFCF2OCH3methyl perfluoroisobutanyl etherDB-352148
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 163702-08-7

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How CAS 163702-08-7 is used on this site

CAS 163702-08-7 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 163702-08-7 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.