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308-48-5

308-48-5 structure
308-48-5 structure
  • Name: Butane,1,1'-oxybis[1,1,2,2,3,3,4,4,4-nonafluoro-
  • Chemical Name: 1,1,1,2,2,3,3,4,4-nonafluoro-4-(1,1,2,2,3,3,4,4,4-nonafluorobutoxy)butane
  • CAS Number: 308-48-5
  • Molecular Formula: C8F18O
  • Molecular Weight: 454.05600
  • Create Date: 2017-03-19 03:03:31
  • Modify Date: 2024-07-24 13:36:28

Name 1,1,1,2,2,3,3,4,4-nonafluoro-4-(1,1,2,2,3,3,4,4,4-nonafluorobutoxy)butane
Synonyms perfluorobutyl ether
ETHER,BIS(NONAFLUOROBUTYL)
Perfluoro-n-dibutyl ether
Diperfluorobutyl ether
Dinonafluorobutyl ether
bis-nonafluorobutyl ether
Bis-nonafluorbutyl-aether
Bis(perfluorobutyl) ether
Perfluorodibutylether
Density 1.71g/cm3
Boiling Point 106.3ºC at 760mmHg
Molecular Formula C8F18O
Molecular Weight 454.05600
Flash Point 23.5ºC
Exact Mass 453.96600
PSA 9.23000
LogP 5.85440
Index of Refraction 1.26

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KN3500000
CHEMICAL NAME :
Ether, bis(nonafluorobutyl)
CAS REGISTRY NUMBER :
308-48-5
BEILSTEIN REFERENCE NO. :
1809360
LAST UPDATED :
199803
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C8-F18-O
MOLECULAR WEIGHT :
454.08
WISWESSER LINE NOTATION :
FXFFXFFXFFXFFOXFFXFFXFFXFFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
80 gm/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,97,1982
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
49500 mg/m3/2H
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - excitement Lungs, Thorax, or Respiration - other changes
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 15,101,1979 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4100 mg/m3/4H/17W-I
TOXIC EFFECTS :
Vascular - BP lowering not characterized in autonomic section Blood - pigmented or nucleated red blood cells Nutritional and Gross Metabolic - other changes
REFERENCE :
TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 15,101,1979
HS Code 2909199090

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308-48-5 structure

308-48-5

Literature: Minnesota Mining and Mfg.Co. Patent: US2519983 , 1948 ; Full Text Show Details Minnesota Mining and Mfg.Co. Patent: US2500388 , 1948 ; Full Text Show Details Minnesota Mining and Mfg.Co. Patent: DE817151 , 1949 ; DRP/DRBP Org.Chem. Full Text Show Details Gen.Electric.Co. Patent: US2806817 , 1953 ;
Precursor  1

DownStream  2

HS Code 2909199090
Summary 2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%