Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Butane,1,1'-oxybis[1,1,2,2,3,3,4,4,4-nonafluoro-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

308-48-5

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: 2025-10-03 10:30:57

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

142-96-1

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
142-96-1
DownStream 2
335-49-9 375-16-6

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%

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