Wadsworth-Emmons Reagents

• Allyl P,P-diethylphosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227228	113187-28-3	C9H17O5P	5 ml

• Bis(2-chloroethyl) methylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234029	2799-58-8	C5H11Cl2O3P	1 g

• Bis(2,2,2-trifluoroethyl) methylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234033	757-95-9	C5H7F6O3P	5 g

• (Carbethoxyethylidene)triphenylphosphorane
  Contains triphenylphosphine oxide

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-257216	5717-37-3	C23H23O2P	5 g

• Dibutyl butylphosphonate
  Plasticizer used in nickel(II)-selective sensor with a dibenzocyclam-nickel ionophore PVC membrane.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252685	78-46-6	CH3(CH2)3P(O)[O(CH2)3CH3]2	5 ml

• Diethyl (1-cyanoethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234627	29668-61-9	C7H14NO3P	5 g

• Diethyl (2-cyanoethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227823	10123-62-3	C7H14NO3P	1 g

• Diethyl (2-methylallyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234628	51533-70-1	C8H17O3P	1 g

• Diethyl (2-oxo-2-phenylethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234629	3453-00-7	C12H17O4P	1 g

• Diethyl (2-oxobutyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227824	1067-73-8	C8H17O4P	1 ml

• Diethyl (2-oxopropyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234630	1067-71-6	C7H15O4P	5 g/25 g

• Diethyl (2,2,2-trifluoro-1-hydroxyethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227825	156748-67-3	C6H12F3O4P	1 g

• Diethyl (bromodifluoromethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234631	65094-22-6	C5H10BrF2O3P	5 g

• Diethyl (ethylthiomethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234632	54091-78-0	C7H17O3PS	5 g

• Diethyl fluoro(phenylsulfonyl)methylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-300447	n.n.	C11H16FO5PS	1 g

• Diethyl (hydroxymethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234633	3084-40-0	C5H13O4P	25 ml

• Diethyl (methylthiomethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255089	28460-01-7	CH3SCH2P(O)(OC2H5)2	25 g

• Diethyl (N-methoxy-N-methylcarbamoylmethyl)phosphonate
  A Wittig carbonylating reagent.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252704	124931-12-0	C8H18NO5P	5 g

• Diethyl (phthalimidomethyl)phosphonate
  A Wittig carbonylating reagent.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252705	33512-26-4	C13H16NO5P	25 g

• Diethyl (α-aminobenzyl)phosphonate hydrochloride

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227827	16656-50-1	C11H19ClNO3P	1 g

• Diethyl 1-phenylethyl phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227828	33973-48-7	C12H19O3P	10 g

• Diethyl 2-bromoethylphosphonate
  Synthesis of N-substit. 2-aminoethylphosphonic acids. Prep. of zinc-copper reagent and reaction with electrophiles.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252708	5324-30-1	C6H14BrO3P	5 g

• Diethyl 2-butenylphosphonate, predominantly trans

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234642	682-34-8	C8H17O3P	1 g

• Diethyl 2-phenylethyl phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234644	54553-21-8	C12H19O3P	10 g

• Diethyl 2,2-diethoxyethylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-239722	7598-61-0	C10H23O5P	5 g

• Diethyl 3-butenylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227831	15916-48-0	C8H17O3P	1 g

• Diethyl 4-aminobenzylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234648	20074-79-7	C11H18NO3P	5 g

• Diethyl 4-chlorobenzylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234649	39225-17-7	C11H16ClO3P	10 g

• Diethyl 4-methoxybenzylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227834	1145-93-3	C12H19O4P	25 g

• Diethyl allylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227837	1067-87-4	C7H15O3P	5 g

• Diethyl benzylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-227839	1080-32-6	C11H17O3P	25 g

• Diethyl chloromethylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-239726	3167-63-3	C5H12ClO3P	1 ml

• Diethyl cyanomethylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-239729	2537-48-6	C6H12NO3P	10 g

• Diethyl cyclopropylmethyl phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255095	863975-37-5	C8H17O3P	1 g

• Diethyl isocyanomethylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-239733	41003-94-5	C6H12NO3P	1 ml

• Diethyl methylphosphonate
  This reagent is used in the synthesis of α-alkenyl, γ-hydroxyl, and dialkyl fluoroalkynyl phosphonates.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252711	683-08-9	C5H13O3P	5 g

• Diethyl trans-cinnamylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234674	52378-69-5	C13H19O3P	5 g

• Diethyl-4-methylbenzylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234675	3762-25-2	C12H19O3P	10 g

• Diethylphosphonoacetic acid
  This compound is used to make phosphonoester intermediates for intramolecular HEW reactions.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252717	3095-95-2	C6H13O5P	5 ml

• Diisopropyl (ethoxycarbonylmethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234701	24074-26-8	C10H21O5P	5 g

• Diisopropyl (cyanomethyl)phosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-280676	21658-95-7	C8H16NO3P	5 g

• Dimethyl 2-oxoheptylphosphonate
  A key intermediate in the synthesis of prostaglandin.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255103	36969-89-8	C9H19O4P	1 g

• Dimethyl 2-oxopropylphosphonate
  Used together with tosyl azide in a one-pot alkynylation of aldehydes.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252730	4202-14-6	C5H11O4P	5 g/25 g

• Dimethyl 3-(3-chlorophenoxy)-2-oxopropylphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-234724	40665-94-9	C11H14ClO5P	50 g

• Dimethyl trimethylsilylmethylphosphonate
  A reagent used for the preparation of olefinic sugar phosphonates. Also used for the direct methylenation of carbonyl compounds.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252735	13433-42-6	C6H17O3PSi	1 ml

• Ethyl dimethylphosphonoacetate
  A Horner-Wittig reagent.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-252801	311-46-6	C6H13O5P	10 ml

• Methyl diethylphosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-250370	1067-74-9	C7H15O5P	10 g

• Methyl P,P-bis(2,2,2-trifluoroethyl)phosphonoacetate
  This is used in the synthesis of trans-hydrindanes.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-257787	88738-78-7	C7H9F6O5P	5 g

• Potassium P,P-dimethylphosphonoacetate
  Starting material for preparing various mixed triesters of phosphonoacetate.; Wittig-Horner reactions of dianion.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255447	34170-88-2	C4H8KO5P	5 g

• (tert-Butoxycarbonylmethylene)triphenylphosphorane
  Wittig reagent used in the synthesis of aldose reductase inhibitors, a podophyllotoxin derivative, and tautomycin. Versatile Wittig reagent used in medicinal chemistry.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255633	35000-38-5	C24H25O2P	5 g/25 g

• tert-Butyl diethylphosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255636	27784-76-5	C10H21O5P	5 g

• tert-Butyl P,P-dimethylphosphonoacetate
  Synthesis of derivatives by reductive alkylation. Horner-Wittig reagent giving preferentially (E)-α,β-unsat. esters which are mildly saponified with acid.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-258209	62327-21-3	C8H17O5P	25 ml

• Tetraethyl methylenediphosphonate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-253663	1660-94-2	C9H22O6P2	5 ml

• Triethyl 2-chloro-2-phosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-237296	7071-12-7	C8H16ClO5P	5 ml

• Triethyl 2-fluoro-2-phosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-253747	2356-16-3	C8H16FO5P	1 g

• Triethyl 2-phosphonobutyrate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-229568	17145-91-4	C10H21O5P	5 ml

• Triethyl 2-phosphonopropionate
  This Wittig-Horner reagent condenses with a wide variety of aldehydes and ketones to form acrylates.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-255697	3699-66-9	C9H19O5P	10 g

• Triethyl 3-phosphonopropionate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-237298	3699-67-0	C9H19O5P	5 ml

• Triethyl 4-phosphonocrotonate, mixture of isomers

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-224322	10236-14-3	C10H19O5P	10 g

• Triethyl phosphonoacetate-1-13C

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-258289	61203-67-6	C8H17O5P	250 mg

• Triethyl phosphonoacetate-13C2

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-258290	100940-60-1	C8H17O5P	1 g

• Trimethyl phosphonoacetate

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-251354	5927-18-4	C5H11O5P	25 g

• Trimethylsilyl P,P-diethylphosphonoacetate
  This is used in the synthesis of cytovaricin.

  Katalog #	CAS Nummer	Summenformel	Menge
  sc-253769	66130-90-3	C9H21O5PSi	5 ml