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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 138040887Generated: November 1, 2026

Ethyl 4-amino-2-fluorobut-2-enoate; trifluoroacetic acid

https://huagongshe.com/en/chemical/138040887

Ethyl 4-amino-2-fluorobut-2-enoate; trifluoroacetic acid molecular structure

Identifiers & Physical Properties

CAS No.2243522-03-2
Molecular formulaC8H11F4NO4
Average molar mass261.17 g/mol
Monoisotopic mass261.06242048 g/mol
SMILESCCOC(=O)/C(F)=C/CN.O=C(O)C(F)(F)F
InChIKeyXRIJFZKSAJIILV-FBZPGIPVSA-N
PubChem CID138040887
EC No.184-611-9

Chemical & Physical Properties

Topological polar surface area89.6
Hydrogen bond donors2
Hydrogen bond acceptors9
Rotatable bonds4
Heavy atoms17
Formal charge0
Complexity228

Safety & Regulations

GHS classificationWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)