Phosphorus Esters (i.e., Compounds Having The Phosphorus Ester Group, Wherein Trivalent Or Pentavalent Phosphorus And Carbon Are Bonded Directly To The Same Divalent Chalcogen, And Wherein The Carbon May Be Single Bonded To Any Atom But May Be Multiple Bonded Only To Carbon) Patents (Class 558/70)
- Isomerization (Class 558/88)
- Forming the phosphorus ester group (Class 558/89)
- Trivalent phosphorus converted into pentavalent phosphorus (Class 558/122)
- Forming a linkage wherein divalent chalcogen is bonded directly to two phosphori (e.g., forming the pyrophosphate linkage, etc.) (Class 558/127)
- Forming or utilizing an -O-O- or -S-S- group (Class 558/129)
- Forming P-X-C(=X)- group, wherein the X's may be the same or different chalcogens and the phosphorus may be trivalent or pentavalent (Class 558/130)
- Converting a phosphorus ester group to a P-XH group, wherein H of -XH may be replaced by substituted or unsubstituted ammonium or by a Group IA or IIA light metal, and wherein X is chalogen and P may be trivalent or pentavalent (Class 558/131)
- Forming phosphorus to chalcogen bond (Class 558/132)
- Replacing H of P-XH with substituted or unsubstituted ammonium, or with a Group IA or IIA light metal, and wherein X is chalcogen and P is trivalent or pentavalent (Class 558/133)
- Substituting carbon for halogen, hydrogen, or metal bonded directly to the phosphorus (Class 558/134)
- Forming phosphorus to nitrogen bond (Class 558/138)
- Forming a -C(=X)NHH or -N=C=O group, wherein X is chalcogen and substitution may be made for hydrogen only (Class 558/139)
- Forming nonionic phosphorus to halogen bond (Class 558/140)
- Halogenation of carbon (Class 558/141)
- Forming carbon to carbon multiple bond (Class 558/142)
- Utilizing oxirane ring containing compound (Class 558/143)
- Reactant having halogen or nitrogen attached directly to phosphorus by nonionic bonding (Class 558/144)
- Reactant having nitrogen attached indirectly to phosphorus by nonionic bonding (Class 558/145)
- Purification or recovery (Class 558/146)
- Nitrogen or halogen attached directly to the phosphorus by nonionic bonding (Class 558/195)
- The chalcogen is part of a -S(=O)- or a -S(=O)(=O)- group (e.g., sulfoxides, sulfonic acids, etc.) (Class 558/196)
- Ether oxygen or thioether sulfur bonded directly to a benzene ring (Class 558/197)
- The chalcogen, X, is in a -C(=X)- group (Class 558/198)
- Benzene ring and the phosphorus bonded directly to the same chalcogen (i.e., the carbon of the phosphorus ester group is part of a benzene ring) (Class 558/200)
- Acyclic carbon chain containing carbon to carbon unsaturation attached indirectly to the phosphorus by acyclic nonionic bonding (Class 558/201)