Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,4-Difluorobutane
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

372-90-7

372-90-7 structure

372-90-7 structure

Name: 1,4-Difluorobutane
Chemical Name: 1,4-Difluorobutane
CAS Number: 372-90-7
Molecular Formula: C₄H₈F₂
Molecular Weight: 94.10310
Create Date: 2018-09-26 10:29:00
Modify Date: 2025-08-27 11:37:55

Name	1,4-Difluorobutane
Synonyms	1,4-difluorobutane

Density	0.892 g/cm3
Boiling Point	80ºC at 760 mmHg
Melting Point	77.8ºC
Molecular Formula	C₄H₈F₂
Molecular Weight	94.10310
Exact Mass	94.05940
LogP	1.70560
Index of Refraction	1.319

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EJ8970000

CHEMICAL NAME :: Butane, 1,4-difluoro-

CAS REGISTRY NUMBER :: 372-90-7

BEILSTEIN REFERENCE NO. :: 1731406

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C4-H8-F2

MOLECULAR WEIGHT :: 94.12

WISWESSER LINE NOTATION :: F4F

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3400 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JOCEAH Journal of Organic Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1936- Volume(issue)/page/year: 21,748,1956

Hazard Codes	Xi: Irritant;
Safety Phrases	23-24/25
HS Code	2903399090

Precursor 7
110-56-5 71742-07-9 110-52-1 109-99-9
110-63-4 107-21-1 353-36-6
DownStream 0

HS Code	2903399090
Summary	2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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