HCID 15067937, compound → HCID 15067938, compound
Reaction equation
P(OP(O)=O)(O)=O.C(C(C(C)C)(C(C)C)C(C)C)(C)C.[C:21]1([P:37]([O:43]C(C)C)(=[O:42])[O:38]C(C)C)([P:27]([O:33]C(C)C)(=[O:32])[O:28]C(C)C)[CH2:26][CH2:25][CH:24]=[CH:23][CH2:22]1.ClC/C=C\CCCl>>[C:21]1([P:37]([OH:43])(=[O:38])[OH:42])([P:27]([OH:32])(=[O:28])[OH:33])[CH2:26][CH2:25][CH:24]=[CH:23][CH2:22]1Participants
4
Procedure
Using the same procedure as in Example I, tetraisopropyl methane diphosphonate is converted to tetraisoproyl 3-cyclohexene-1,1-diphosphonate by reaction with 1,5-dichloro-cis-2-pentene. The resulting ester is hydrolyzed as in Example I to yield the 3-cyclohexene-1,1-diphosphonic acid.
Sources & evidence
- ORD record
- ord-95018b9e7d4c4a42b40dfb2a48edcb36
- Source dataset
- uspto-grants-1990_07
- Patent number
- US04939131
Reaction notes
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