LandOfFree - US Patents - Listing for Organic compounds -- part of the class 532-570 series,Organic compounds,Pteroyl per se or having -c-, wherein x is chalcogen, bonded...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Preparation of 5,7-dihydroxy-1,2,4-triazolo[1,5-a]pyrimidine-2-s

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Preparation of n-arylarylsulfonamide compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Preparation of substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sul

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Preparing pyrazolopyrimidinone derivatives for the treatment...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for heterocyclic sulfonyl chloride compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparation of...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing 2,6-dichloropurine

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing 4-aminopyrazolo-(3,4-d)pyrimidine

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing folic acid

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing pharmaceutically active compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing sildenafil

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing substituted N-ethyglycine derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing triazolopyrimidine derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for preparing [IR-(1.alpha.,2.beta.-3.alpha.)]-2-amino-9

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for producing 2,6-dihalogenopurine

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for recovery of the desired cis-1,3-oxathiolane...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for the manufacture of a crystalline pyrazolo[1,5- a...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for the preparation of N...

Organic compounds -- part of the class 532-570 series – Organic compounds – Pteroyl per se or having -c- – wherein x is chalcogen – bonded...

Process for the preparation of 2-acylamino-6-halopurine from 2,9