1,4-difluorobut-2-yne

Modify Date: 2025-09-25 20:40:53

1,4-difluorobut-2-yne Structure
1,4-difluorobut-2-yne structure
Common Name 1,4-difluorobut-2-yne
CAS Number 407-82-9 Molecular Weight 90.07140
Density N/A Boiling Point N/A
Molecular Formula C4H4F2 Melting Point N/A
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-difluorobut-2-yne
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.

Molecular Formula C4H4F2
Molecular Weight 90.07140
Exact Mass 90.02810
LogP 0.92880
InChIKey FVVVNCKGSNVGKQ-UHFFFAOYSA-N
SMILES FCC#CCF

 Safety Information

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

HS Code 2903399090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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1,4-difluorobut-2-yne Structure

1,4-difluorobut...

CAS#:407-82-9

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Literature: Pattison; Norman Journal of the American Chemical Society, 1957 , vol. 79, p. 2311,2315

 Precursor & DownStream

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

Precursor  1

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.

2-Butyne,1,4-difluoro
1,4-Difluor-but-2-in
1,4-difluoro-but-2-yne

 1,4-difluorobut-2-yne | FAQ

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

Q: What is the English name of 1,4-difluorobut-2-yne?
A: The English name of 1,4-difluorobut-2-yne is 1,4-difluorobut-2-yne.
Q: What English synonyms does 1,4-difluorobut-2-yne have?
A: English synonyms of 1,4-difluorobut-2-yne: 2-Butyne,1,4-difluoro, 1,4-Difluor-but-2-in, 1,4-difluoro-but-2-yne.
Q: What is the molecular weight of 1,4-difluorobut-2-yne?
A: Molecular weight of 1,4-difluorobut-2-yne is 90.07140.
Q: What is the LogP of 1,4-difluorobut-2-yne?
A: LogP of 1,4-difluorobut-2-yne is 0.92880.
Q: What is the SMILES notation of 1,4-difluorobut-2-yne?
A: SMILES notation of 1,4-difluorobut-2-yne is FCC#CCF.
Q: What are the upstream materials of 1,4-difluorobut-2-yne?
A: Related upstream materials(CAS) of 1,4-difluorobut-2-yne: 821-10-3.
Q: What is the InChIKey of 1,4-difluorobut-2-yne?
A: InChIKey of 1,4-difluorobut-2-yne is FVVVNCKGSNVGKQ-UHFFFAOYSA-N.
Q: What is the CAS number of 1,4-difluorobut-2-yne?
A: CAS number of 1,4-difluorobut-2-yne is 407-82-9.
Q: What is the molecular formula of 1,4-difluorobut-2-yne?
A: Molecular formula of 1,4-difluorobut-2-yne is C4H4F2.
Q: What is the Chinese name of 407-82-9?
A: Chinese name of 407-82-9 is 407-82-9.
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