1,4-Difluorobutane

Modify Date: 2026-07-01 19:28:00

1,4-Difluorobutane Structure
1,4-Difluorobutane structure
Common Name 1,4-Difluorobutane
CAS Number 372-90-7 Molecular Weight 94.10310
Density 0.892 g/cm3 Boiling Point 80ºC at 760 mmHg
Molecular Formula C4H8F2 Melting Point 77.8ºC
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1,4-Difluorobutane
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

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
InChIKey CXHPKSYTQFAXIN-UHFFFAOYSA-N
SMILES FCCCCF

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

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

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

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

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  7

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1,4-difluorobutane

 1,4-Difluorobutane | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of 1,4-Difluorobutane?
A: CAS number of 1,4-Difluorobutane is 372-90-7.
Q: What is the InChIKey of 1,4-Difluorobutane?
A: InChIKey of 1,4-Difluorobutane is CXHPKSYTQFAXIN-UHFFFAOYSA-N.
Q: What is the English name of 1,4-Difluorobutane?
A: The English name of 1,4-Difluorobutane is 1,4-Difluorobutane.
Q: What is the safety information for 1,4-Difluorobutane?
A: Safety information for 1,4-Difluorobutane: 23-24/25.
Q: What is the molecular formula of 1,4-Difluorobutane?
A: Molecular formula of 1,4-Difluorobutane is C4H8F2.
Q: What is the melting point of 1,4-Difluorobutane?
A: Melting point of 1,4-Difluorobutane is 77.8ºC.
Q: What is the SMILES notation of 1,4-Difluorobutane?
A: SMILES notation of 1,4-Difluorobutane is FCCCCF.
Q: What English synonyms does 1,4-Difluorobutane have?
A: English synonyms of 1,4-Difluorobutane: 1,4-difluorobutane.
Q: What are the upstream materials of 1,4-Difluorobutane?
A: Related upstream materials(CAS) of 1,4-Difluorobutane: 110-56-5;71742-07-9;110-52-1;109-99-9;110-63-4;107-21-1;353-36-6.
Q: What is the molecular weight of 1,4-Difluorobutane?
A: Molecular weight of 1,4-Difluorobutane is 94.10310.

 1,4-Difluorobutanefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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