Organic phosphonic acids and derivatives

Alfa Aesar™ Diethyl acetylmethylphosphonate, 97%

CAS: 1067-71-6 Molecular Formula: C7H15O4P Molecular Weight (g/mol): 194.167 MDL Number: MFCD00044728 InChI Key: RSAFKRSMGOSHRK-UHFFFAOYSA-N Synonym: diethyl 2-oxopropyl phosphonate, diethyl acetonylphosphonate, diethyl 2-oxopropylphosphonate, acetonylphosphonic acid diethyl ester, 2-oxopropyl phosphonic acid diethyl ester, phosphonic acid, 2-oxopropyl-, diethyl ester, aurora ka-1476, ksc490a4t, diethyl acetylmethylphosphonate PubChem CID: 14028 IUPAC Name: 1-diethoxyphosphorylpropan-2-one SMILES: CCOP(=O)(CC(=O)C)OCC

Alfa Aesar™ 1,2-Ethylenediphosphonic acid, 97%

CAS: 6145-31-9 Molecular Formula: C2H8O6P2 Molecular Weight (g/mol): 190.028 MDL Number: MFCD00013958 InChI Key: XYJLPCAKKYOLGU-UHFFFAOYSA-N Synonym: 1,2-ethylenediphosphonic acid, 1,2-ethanediphosphonic acid, phosphonic acid, ethylenedi, phosphonic acid, 1,2-ethanediylbis, 1,2-ethanebisphosphonic acid, 1,2-ethanediylbisphosphonic acid, ethylenediphosphonic acid, phosphonic acid, ethylenedi-6ci,7ci,8ci, ethane-1,2-diylbis phosphonicacid, ethylenebisphosphonic acid PubChem CID: 80247 IUPAC Name: 2-phosphonoethylphosphonic acid SMILES: C(CP(=O)(O)O)P(=O)(O)O

Diethyl cyanomethylphosphonate, 96%, Acros Organics™

CAS: 2537-48-6 Molecular Formula: C6H12NO3P Molecular Weight (g/mol): 177.14 InChI Key: KWMBADTWRIGGGG-UHFFFAOYSA-N Synonym: diethyl cyanomethylphosphonate, diethyl cyanomethyl phosphonate, diethylphosphono acetonitrile, cyanomethylphosphonic acid diethyl ester, diethylphosphonoacetonitrile, diethylcyanomethylphosphonate, diethyl cyanomethanephosphonate, phosphonic acid, cyanomethyl-, diethyl ester, cyanomethyl phosphonic acid diethyl ester PubChem CID: 75676 IUPAC Name: 2-diethoxyphosphorylacetonitrile SMILES: CCOP(=O)(CC#N)OCC

Diisopropyl methylphosphonate, 90%, Acros Organics

CAS: 1445-75-6 Molecular Formula: C7H17O3P Molecular Weight (g/mol): 180.18 InChI Key: WOAFDHWYKSOANX-UHFFFAOYSA-N Synonym: diisopropyl methylphosphonate, diisopropyl methanephosphonate, bis 1-methylethyl methylphosphonate, unii-56v3og5dc7, methylphosphonic acid diisopropyl ester, phosphonic acid, methyl-, bis 1-methylethyl ester, phosphonic acid, methyl-, diisopropyl ester, methylphosphonic acid bis 1-methylethyl ester, dsstox_cid_4051, dsstox_rid_77269 PubChem CID: 3073 ChEBI: CHEBI:77325 IUPAC Name: 2-[methyl(propan-2-yloxy)phosphoryl]oxypropane SMILES: CC(C)OP(=O)(C)OC(C)C

Triethyl 2-phosphonopropionate, 98%, ACROS Organics™

CAS: 3699-66-9 Molecular Formula: C9H19O5P Molecular Weight (g/mol): 238.22 MDL Number: MFCD00009159 InChI Key: BVSRWCMAJISCTD-UHFFFAOYSA-N Synonym: triethyl 2-phosphonopropionate, ethyl 2-diethoxyphosphoryl propanoate, ethyl-2-diethylphosphono propanoate, diethyl 1-carbethoxy ethylphosphonate, propanoic acid, 2-diethoxyphosphinyl-, ethyl ester, diethyl ethoxycarbonylethyl-phosphonate, diethyl 1-ethoxycarbonyl ethanephosphonate, 2-diethoxyphosphinyl propanoic acid ethyl ester, diethyl 1-ethoxycarbonyl ethanephosphonate~2-phosphonopropionic acid triethyl ester, triethyl2-phosphonopropionate PubChem CID: 107155 IUPAC Name: ethyl 2-diethoxyphosphorylpropanoate SMILES: CCOC(=O)C(C)P(=O)(OCC)OCC

Alfa Aesar™ Tetramethyl methylenediphosphonate, 98+%

CAS: 16001-93-7 Molecular Formula: C5H14O6P2 Molecular Weight (g/mol): 232.109 MDL Number: MFCD00014884 InChI Key: XAVFZUKFLWOSOS-UHFFFAOYSA-N Synonym: tetramethyl methylenediphosphonate, bis dimethoxyphosphoryl methane, tetramethyl methylenebis phosphonate, phosphonic acid, methylenebis-, tetramethyl ester, acmc-20ajjd, tetramethyl methanebisphosphonate, tetramethyl-methylenediphosphonate, tetramethyl methylenebisphosphonate, methylenebis phosphonic acid dimethyl ester, methylenediphosphonic acid tetramethyl ester PubChem CID: 519206 IUPAC Name: bis(dimethoxyphosphoryl)methane SMILES: COP(=O)(CP(=O)(OC)OC)OC

Alfa Aesar™ Phenylphosphonic acid, 98%

CAS: 1571-33-1 Molecular Formula: C6H7O3P Molecular Weight (g/mol): 158.093 MDL Number: MFCD00002136 InChI Key: QLZHNIAADXEJJP-UHFFFAOYSA-N Synonym: benzenephosphonic acid, phosphonic acid, phenyl, phenyl-phosphonic acid, phosphonic acid, p-phenyl, phenyl phosphonic acid, unii-byd76t2868, sv7, pubchem21303, phosphonic acid,phenyl, wln: qpqo&r PubChem CID: 15295 IUPAC Name: phenylphosphonic acid SMILES: C1=CC=C(C=C1)P(=O)(O)O

Methylenediphosphonic acid, 98%, ACROS Organics™

CAS: 1984-15-2 Molecular Formula: CH6O6P2 Molecular Weight (g/mol): 176 MDL Number: MFCD00002139 InChI Key: MBKDYNNUVRNNRF-UHFFFAOYSA-N Synonym: methylenediphosphonic acid, medronic acid, acido medronico, methylene diphosphonate, acide medronique, acidum medronicum, phosphonic acid, methylenebis, methylenebis phosphonic acid, mdp-bracco, methanediphosphonic acid PubChem CID: 16124 ChEBI: CHEBI:43945 IUPAC Name: phosphonomethylphosphonic acid SMILES: C(P(=O)(O)O)P(=O)(O)O

Alfa Aesar™ 1,2-Bis(dimethoxyphosphoryl)benzene, 99%

CAS: 15104-46-8 Molecular Formula: C10H16O6P2 Molecular Weight (g/mol): 294.18 MDL Number: MFCD00142461 InChI Key: TUKTVDDATWNXSN-UHFFFAOYSA-N Synonym: 1,2-bis dimethoxyphosphoryl benzene, tetramethyl 1,2-phenylenebis phosphonate, tetramethyl-1,2-phenylenediphosphonate, dimethyl 2-dimethoxyphosphoryl phenylphosphonate, acmc-20ap6x, bis dimethoxyphosphoryl benzene, 1,2-bis dimethoxyphosphinyl benzene, 1,2-bis dimethoxyphosphoryl benzene 500mg, 2-dimethoxycarbonyl phenyl dimethoxyphosphino-1-one PubChem CID: 2733153 IUPAC Name: 1,2-bis(dimethoxyphosphoryl)benzene SMILES: COP(=O)(C1=CC=CC=C1P(=O)(OC)OC)OC

Diethyl benzylphosphonate, 99%, ACROS Organics™

CAS: 1080-32-6 Molecular Formula: C11H17O3P Molecular Weight (g/mol): 228.23 InChI Key: AIPRAPZUGUTQKX-UHFFFAOYSA-N Synonym: diethyl benzylphosphonate, benzylphosphonic acid diethyl ester, diethoxyphosphonomethylbenzene, diethyl phosphonate, benzyl, phosphonic acid, phenylmethyl-, diethyl ester, unii-t6d4qwt656, diethylbenzylphosphonate, phosphonic acid, benzyl-, diethyl ester, diethyl phenylmethyl phosphonate, phosphonic acid, p-phenylmethyl-, diethyl ester PubChem CID: 14122 IUPAC Name: diethoxyphosphorylmethylbenzene SMILES: CCOP(=O)(CC1=CC=CC=C1)OCC

Alfa Aesar™ Diethyl methylphosphonate, 97%

CAS: 683-08-9 Molecular Formula: C5H13O3P Molecular Weight (g/mol): 152.13 MDL Number: MFCD00009813 InChI Key: NYYLZXREFNYPKB-UHFFFAOYSA-N Synonym: diethyl methylphosphonate, diethyl methanephosphonate, phosphonic acid, methyl-, diethyl ester, demp, 1-ethoxy methyl phosphoryl oxyethane, methyl-phosphonicacidiethylester, diethylmethylphosphonate, diethyl methyphosphonate, diethoxymethylphosphine oxide, acmc-1b13h PubChem CID: 12685 IUPAC Name: 1-[ethoxy(methyl)phosphoryl]oxyethane SMILES: CCOP(=O)(C)OCC

Alfa Aesar™ Diethyl 2-bromoethylphosphonate, 97%

CAS: 5324-30-1 Molecular Formula: C6H14BrO3P Molecular Weight (g/mol): 245.053 MDL Number: MFCD00000239 InChI Key: PINITSMLVXAASM-UHFFFAOYSA-N Synonym: diethyl 2-bromoethyl phosphonate, diethyl 2-bromoethylphosphonate, phosphonic acid, 2-bromoethyl-, diethyl ester, 2-bromoethyl phosphonic acid diethyl ester, o,o-diethyl 2-bromoethyl phosphonate, diethyl bromoethylphosphonate, diethyl-2-bromoethyl-phosphonate, pinitsmlvxaasm-uhfffaoysa, diethyl-2-bromoethyl phosphonate PubChem CID: 79218 IUPAC Name: 1-bromo-2-diethoxyphosphorylethane SMILES: CCOP(=O)(CCBr)OCC

Alfa Aesar™ Diethyl 2-thienylmethylphosphonate, 95%

CAS: 2026-42-8 Molecular Formula: C9H15O3PS Molecular Weight (g/mol): 234.25 MDL Number: MFCD00128457 InChI Key: GOJBUVQDOFHBLF-UHFFFAOYSA-N Synonym: diethyl thiophen-2-ylmethyl phosphonate, diethyl 2-thienylmethyl phosphonate, thiophen-2-ylmethyl-phosphonic acid diethyl ester, diethyl 2-thienylmethylphosphonate, 2-diethoxyphosphorylmethyl thiophene, phosphonic acid, 2-thienylmethyl-, diethyl ester, diethyl thiophen-2-ylmethylphosphonate, ksc207o5j, 2-diethoxyphosphinylmethyl thiophene PubChem CID: 4185897 IUPAC Name: 2-(diethoxyphosphorylmethyl)thiophene SMILES: CCOP(=O)(CC1=CC=CS1)OCC

Alfa Aesar™ n-Octadecylphosphonic acid, 97%

CAS: 4724-47-4 Molecular Formula: C18H39O3P Molecular Weight (g/mol): 334.481 MDL Number: MFCD00015838 InChI Key: FTMKAMVLFVRZQX-UHFFFAOYSA-N Synonym: n-octadecylphosphonic acid, phosphonic acid, octadecyl, phosphonic acid, p-octadecyl, n-octadecylphosphonicacid, octadecanephosphonic acid, octadecyl phosphonic acid, octadecyl-phosphonic acid, acmc-209k8h, ksc492m8n, octadecylphosphonic acid PubChem CID: 78451 IUPAC Name: octadecylphosphonic acid SMILES: CCCCCCCCCCCCCCCCCCP(=O)(O)O

Alfa Aesar™ Methyl diethylphosphonoacetate, 97%

CAS: 1067-74-9 Molecular Formula: C7H15O5P Molecular Weight (g/mol): 210.166 MDL Number: MFCD00009081 InChI Key: CTSAXXHOGZNKJR-UHFFFAOYSA-N Synonym: methyl diethylphosphonoacetate, methyl 2-diethoxyphosphoryl acetate, acetic acid, diethoxyphosphinyl-, methyl ester, diethylmethylphosphonoacetate, methyl diethoxyphosphoryl acetate, diethyl carbomethoxymethylphosphonate, methyl 2-diethoxycarbonyl acetate, methyldiethylphosphonoacetate, diethyl methylphosphonoacetate, ksc489e0f PubChem CID: 66113 IUPAC Name: methyl 2-diethoxyphosphorylacetate SMILES: CCOP(=O)(CC(=O)OC)OCC

Alfa Aesar™ Tetraethyl (dimethylaminomethylene)diphosphonate, 97%

CAS: 18855-52-2 Molecular Formula: C11H27NO6P2 Molecular Weight (g/mol): 331.286 MDL Number: MFCD00015128 InChI Key: SQDDGOVNJMIFFT-UHFFFAOYSA-N Synonym: tetraethyl dimethylaminomethylenediphosphonate, tetraethyl dimethylaminomethylene diphosphonate, phosphonic acid, dimethylamino methylene bis-, tetraethyl ester, tetraethyl dimethylamino methylene bisphosphonate, acmc-1bs7f, 1,1-bis diethoxyphosphoryl-n,n-dimethylmethanamine, dimethylamino methylene bis phosphonic acid diethyl ester, diethyl diethoxyphosphoryl dimethylamino methylphosphonate, diethoxy-phosphoryl-dimethylamino-methyl-phosphonic acid diethyl ester PubChem CID: 86795 IUPAC Name: 1,1-bis(diethoxyphosphoryl)-N,N-dimethylmethanamine SMILES: CCOP(=O)(C(N(C)C)P(=O)(OCC)OCC)OCC

Alfa Aesar™ Phosphonoacetic acid, 98+%

CAS: 4408-78-0 Molecular Formula: C2H5O5P Molecular Weight (g/mol): 140.031 MDL Number: MFCD00004311 InChI Key: XUYJLQHKOGNDPB-UHFFFAOYSA-N Synonym: phosphonoacetic acid, fosfonet, phosphonoacetate, acetic acid, phosphono, fosfonet sodium, phosphonacetic acid, carboxymethanephosphonic acid, fosfonoacetic acid, disodium phosphonoacetate, lopac-p-6909 PubChem CID: 546 ChEBI: CHEBI:15732 IUPAC Name: 2-phosphonoacetic acid SMILES: C(C(=O)O)P(=O)(O)O

Alfa Aesar™ n-Hexylphosphonic acid

CAS: 4721-24-8 Molecular Formula: C6H15O3P Molecular Weight (g/mol): 166.157 MDL Number: MFCD00013961 InChI Key: GJWAEWLHSDGBGG-UHFFFAOYSA-N Synonym: n-hexylphosphonic acid, phosphonic acid, p-hexyl, hexylphosphonicacid, p-hexyl-phosphonic acid, hexylphosphonic acid PubChem CID: 312552 IUPAC Name: hexylphosphonic acid SMILES: CCCCCCP(=O)(O)O

Alfa Aesar™ Trimethyl 4-phosphonocrotonate, (E)+(Z), 90+%

CAS: 86120-40-3 Molecular Formula: C7H13O5P Molecular Weight (g/mol): 208.15 MDL Number: MFCD00051564 InChI Key: PESRINKNQQZURC-SNAWJCMRSA-N Synonym: methyl 4-dimethoxyphosphoryl but-2-enoate, trimethyl 4-phosphonocrotonate, methyl 2e-4-dimethoxyphosphoryl but-2-enoate, methyl 4-dimethoxyphosphorylbut-2-enoate, trimethyl 4-phosphonocrotonate, e + z, methyl e-4-dimethoxyphosphorylbut-2-enoate, 4-dimethoxyphosphinyl crotonic acid methyl ester, e-4-dimethoxy-phosphoryl-but-2-enoic acid methyl ester PubChem CID: 5702556 IUPAC Name: methyl (E)-4-dimethoxyphosphorylbut-2-enoate SMILES: COC(=O)C=CCP(=O)(OC)OC

Alfa Aesar™ Diethyl 2,2-diethoxyethylphosphonate, 96%

CAS: 7598-61-0 Molecular Formula: C10H23O5P Molecular Weight (g/mol): 254.263 MDL Number: MFCD00009236 InChI Key: LUQYELQXRPNKRY-UHFFFAOYSA-N Synonym: diethyl 2,2-diethoxyethylphosphonate, diethyl 2,2-diethoxyethyl phosphonate, diethyl2,2-diethoxyethylphosphonate, 2,2-diethoxyethylphosphonic acid diethyl ester, phosphonic acid, 2,2-diethoxyethyl-, diethyl ester, 2,2-diethoxyethyl diethoxyphosphino-1-one, diethyl phosphonacetaldehyde diethyl acetal, diethylphosphonoacetaldehyde diethylacetal, 2-diethoxyphosphoryl-1,1-diethoxy-ethane PubChem CID: 82071 IUPAC Name: 2-diethoxyphosphoryl-1,1-diethoxyethane SMILES: CCOC(CP(=O)(OCC)OCC)OCC

Alfa Aesar™ Triethyl 2-phosphonobutyrate, 97%

CAS: 17145-91-4 Molecular Formula: C10H21O5P Molecular Weight (g/mol): 252.247 MDL Number: MFCD00041347 InChI Key: GYUCVQSNZFRDRL-UHFFFAOYSA-N Synonym: triethyl 2-phosphonobutyrate, ethyl 2-diethoxyphosphoryl butanoate, ethyl 2-diethylphosphono butyrate, butanoic acid, 2-diethoxyphosphinyl-, ethyl ester, triethyl 2-phosphonobutanoate, .alpha.-diethylphosphono butanoic acid, ethyl ester, butyric acid, 2-phosphono-, triethyl ester, butyric acid, triethyl ester, triethyl 2-phosphonobu-tyrate, triethyl-2-phosphono butyrate PubChem CID: 229053 IUPAC Name: ethyl 2-diethoxyphosphorylbutanoate SMILES: CCC(C(=O)OCC)P(=O)(OCC)OCC

Alfa Aesar™ Dimethyl methylphosphonate, 97%

CAS: 756-79-6 Molecular Formula: C3H9O3P Molecular Weight (g/mol): 124.076 MDL Number: MFCD00008349 InChI Key: VONWDASPFIQPDY-UHFFFAOYSA-N Synonym: dimethyl methylphosphonate, dimethylmethylphosphonate, pyrol dmmp, dmmp, dimethyl methanephosphonate, fyrol dmmp, phosphonic acid, methyl-, dimethyl ester, methanephosphonic acid dimethyl ester, dimethoxymethylphosphine oxide, methylphosphonic acid dimethyl ester PubChem CID: 12958 IUPAC Name: [methoxy(methyl)phosphoryl]oxymethane SMILES: COP(=O)(C)OC

tert-Butylphosphonic acid, 98%, ACROS Organics™

CAS: 4923-84-6 Molecular Formula: C4H11O3P Molecular Weight (g/mol): 138.1 MDL Number: MFCD00012296 InChI Key: OGDSVONAYZTTDA-UHFFFAOYSA-N Synonym: phosphonic acid, 1,1-dimethylethyl, acmc-20ajka, t-butylphosphonic acid, tert-butylphosphonic acid, 2-methylprop-2-ylphosphonic acid, phosphonicacid, 1,1-dimethylethyl PubChem CID: 312546 IUPAC Name: tert-butylphosphonic acid SMILES: CC(C)(C)P(=O)(O)O

Alfa Aesar™ Tetraethyl methylenediphosphonate, 98+%

CAS: 1660-94-2 Molecular Formula: C9H22O6P2 Molecular Weight (g/mol): 288.217 MDL Number: MFCD00039887 InChI Key: STJWVOQLJPNAQL-UHFFFAOYSA-N Synonym: tetraethyl methylenediphosphonate, tetraethyl methanediphosphonate, tetraethyl diphosphonomethane, methylenebis diethylphosphonate, tetraethyl methylenebisphosphonate, phosphonic acid, methylenebis-, tetraethyl ester, methylenebis diethoxyphosphine oxide, methylenebisphosphonic acid, tetraethyl ester, phosphonic acid, methylenedi-, tetraethyl ester, methylenedi phosphonic acid tetraethyl ester PubChem CID: 15455 IUPAC Name: 1-[diethoxyphosphorylmethyl(ethoxy)phosphoryl]oxyethane SMILES: CCOP(=O)(CP(=O)(OCC)OCC)OCC

Triethyl 4-phosphonocrotonate, 92%, predominantly trans, ACROS Organics™

CAS: 10236-14-3 Molecular Formula: C10H19O5P Molecular Weight (g/mol): 250.23 MDL Number: MFCD00009192 InChI Key: LXLODBXSCRTXFG-BQYQJAHWSA-N Synonym: triethyl 4-phosphonocrotonate, e-ethyl 4-diethoxyphosphoryl but-2-enoate, ethyl 4-diethoxyphosphoryl but-2-enoate, triethyl .gamma.-phosphonocrotonate, ethyl 4-diethylphosphono crotonate, ethyl 2e-4-diethoxyphosphoryl but-2-enoate, ethyl e-4-diethoxyphosphorylbut-2-enoate, ethyl 4-diethylphosphonocrotonate, ethyl trans-4-diethylphosphono crotonate, 4-diethoxyphosphinyl crotonic acid ethyl ester PubChem CID: 5365783 IUPAC Name: ethyl (E)-4-diethoxyphosphorylbut-2-enoate SMILES: CCOC(=O)C=CCP(=O)(OCC)OCC

Alfa Aesar™ Diethyl cyanophosphonate, tech. 90%

CAS: 2942-58-7 Molecular Formula: C5H10NO3P Molecular Weight (g/mol): 163.113 MDL Number: MFCD00010256 InChI Key: ZWWWLCMDTZFSOO-UHFFFAOYSA-N Synonym: diethyl cyanophosphonate, diethyl phosphorocyanidate, diethylphosphorocyanidate, diethylcyanophosphate, diethyl cyanidophosphate, phosphorocyanidic acid, diethyl ester, diethoxy-phosphoryl cyanide, diethyl cyanophosphosphonate, cyanophosphonic acid diethyl ester, diethylcyanophosphonate PubChem CID: 76257 IUPAC Name: diethoxyphosphorylformonitrile SMILES: CCOP(=O)(C#N)OCC

Alfa Aesar™ 1-Octylphosphonic acid, 99%

CAS: 4724-48-5 Molecular Formula: C8H19O3P Molecular Weight (g/mol): 194.211 MDL Number: MFCD00015841 InChI Key: NJGCRMAPOWGWMW-UHFFFAOYSA-N Synonym: n-octylphosphonic acid, 1-octylphosphonic acid, phosphonic acid, octyl, phosphonic acid, p-octyl, unii-95c2aw87bo, octylphosphonicacid, acmc-209uni, p-octyl-phosphonic acid, octylphosphonic acid, dsstox_cid_24679 PubChem CID: 78452 IUPAC Name: octylphosphonic acid SMILES: CCCCCCCCP(=O)(O)O

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