C01-A042

{{notability|date=December 2018}}

{{Chembox

| Name = C01-A042

| IUPACName = N-[(Ethoxyfluorophosphinyl)oxy]-2,2-difluoro-2-nitroethanimidoyl fluoride

| ImageFile = C01-A042.svg

| ImageClass = skin-invert-image

| Section1 = {{Chembox Identifiers

| CASNo = 17642-30-7

| ChemSpiderID = 95564827

| DTXSID = DTXSID701020098

| PubChem = 154735207

| StdInChI=1S/C4H5F4N2O5P/c1-2-14-16(8,13)15-9-3(5)4(6,7)10(11)12/h2H2,1H3/b9-3-

| StdInChIKey = WQEHDIIEGLMDOX-OQFOIZHKSA-N

| SMILES = CCOP(=O)(O/N=C(/C([N+](=O)[O-])(F)F)\F)F

}}

| Section2 = {{Chembox Properties

| C=4|H=5|F=4|N=2|O=5|P=1

| BoilingPtF = 178

| BoilingPt_notes = (5 mmHg)

| Density = 1.506 g/mL

}}

}}

C01-A042 is a Novichok agent.{{cite book |title=Handbook of chemical and biological warfare agents |date=24 August 2007 |publisher=CRC Press |isbn=9780849314346 |edition=2nd}}