Patents
Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484)
05/1978
05/02/1978US4087549 Antiinflammatory, antipyretic, analgesic
05/02/1978US4087548 Naphthalene trisulfonic acids
05/02/1978US4087456 Purification of oleophilic hydrocarbon sulfonate product mixtures
04/1978
04/25/1978US4086256 Process for sulfonation
04/18/1978US4085137 For making polyurethanes with low temperature stability and solvent resistance
04/18/1978US4085136 Adrenergic blocking agents
04/11/1978US4083863 Process for the preparation of cyclopropane carboxylic acids and esters
03/1978
03/28/1978US4081466 Catalytic reaction of hexafluoropropylene epoxide with a ketone or acid fluoride
03/21/1978US4080372 Continuous process for bleaching acid alpha-sulfo-fatty acid esters
03/14/1978USRE29576 Sulfosuccinate derivatives as detergent builders
02/1978
02/14/1978US4074060 Auramine salts
02/14/1978US4073802 Process for the preparation and purification of 3-(4-lithiosulfophenoxy)-1,2-propanediol
02/07/1978USRE29534 Purification of perfluorosulfonyl fluoride perfluorovinyl ethers by thermal decomposition of unstable isomers
01/1978
01/31/1978US4071547 3-Bromo-2,2-bis(bromomethyl)propyl bromomethanesulfonate
01/31/1978US4071543 Process for the preparation of acyltaurides
01/31/1978US4071476 Detergent builders and composition containing the same
01/24/1978US4070456 Compositions containing dioctyl calcium sulfosuccinate
01/24/1978US4070396 Sulfite ion catalysis of bisulfite addition to higher molecular weight detergent range olefins
01/24/1978US4070395 Process for the preparation of 4,4'-diaminostilbene-2,2'-disulfonic acid or its salts
01/17/1978US4069249 N,N-di-(hydroxybenzyl)-trimethylene diaminediacetic acids
01/03/1978US4066696 Aromatic amidines as antiviral agents in animals
12/1977
12/27/1977US4065584 Sulphur containing arylamine derivatives
12/27/1977US4065572 Amino acids and esters thereof useful as antihypertensive agents
12/27/1977US4065492 Process for preparing aminonaphthalene derivatives in a titanium or titanium alloy reactor
12/06/1977US4061669 From an amine and alkali metal p-styrenesulfonate
11/1977
11/29/1977US4060549 Amine, ammonium or phosphonium catalyst
11/22/1977US4059620 Process for preparing olefin sulfonates
11/22/1977US4059611 Oxidative process for the preparation of 2-(5H-dibenzo[a,d]cyclohepten-5-on-2-yl)acetic, propionic and butyric acid
11/08/1977US4057686 Sulphonic acid salts of S-adenosilmethionine
11/08/1977US4057419 2,4-Bis-(trifluoromethyl)-6-nitrophenol compounds and herbicidal compositions
11/01/1977US4056564 Polyester and polyurethane monomers
11/01/1977US4056558 Sulfosuccinates of polyhydroxy tertiary amines as new detergent-softener compounds
10/1977
10/18/1977US4054669 Phenolic menthene derivatives, therapeutic composition containing same and their use as therapeutic compositions
10/11/1977US4053430 Oxalic acid esters
10/04/1977US4052431 Process for the production of commercial alpha olefin sulfonates
09/1977
09/27/1977US4051176 Ureidophenylenebis(carbonylimino)dinaphthalenetrisulfonic acid compounds
09/27/1977US4051168 To form fluoroalkyl aromatic compounds
09/27/1977US4051144 Sinister-3,5-disubstituted oxozolidines their preparation and use
09/27/1977US4051047 Group II metal mixed salts of two different organic acids in lubricant
09/20/1977US4049705 Useful for preparation of naphthoquinone miticides
09/20/1977US4049703 Process for the production of purified camphorsulfonic acid salts
09/20/1977US4049608 Sulfonic acid surfactant addition polymer
09/13/1977US4048221 Diols containing sulphonic acid groups based on dihydroxy alkenes
09/06/1977US4046914 Antibiotics, antitumor agents
09/06/1977US4046805 Substituted-hydroxy-naphthalenedisulfonic acid compounds
08/1977
08/23/1977US4044147 N-(acyl)-p-amino-N'-(monosubstituted)-benzamide anti-ulcer agents
08/23/1977US4044040 Hypertensive agents
08/16/1977US4042635 Spiro compounds
08/02/1977US4039562 Maleic anhydride, fatty alcohol, alkali metal sulfite
08/02/1977US4039464 Detergent builders and compositions containing the same
07/1977
07/26/1977US4038328 Process for preparing 2-nitro-4,6-dichloro-5-methylphenol
07/26/1977US4038245 Char-forming polymer compositions
07/19/1977US4036875 Sulfur trioxide
07/19/1977US4036838 Process for the production of nitro derivatives of aromatic compounds
07/19/1977US4036596 Annular feeder
07/12/1977US4035506 Fluorocarbon dermal protective compositions
07/12/1977US4035413 Aliphatically substituted aryl-chalcoge-no-hydrocarbon derivatives
07/12/1977US4035242 Distillative purification of alkane sulfonic acids
06/1977
06/21/1977US4031240 Hypocholesterolemic, hypotriglycidemic, hypolipidemic
06/21/1977US4031125 3-Sulfonate ester of 2,3-dihydroxypropylamine
06/14/1977US4029640 Process for producing ammonium aromatic sulfonate
05/1977
05/31/1977US4027038 Complement inhibitors
05/31/1977US4026940 Cleaving tert-butyl ester with strong acid
05/31/1977US4026926 Complex of sulfur trioxide with a secondary amide
05/24/1977US4025555 Aromatic amidines as antiviral agents in animals
05/24/1977US4025544 O-alkylsulfonylglycolic anilides
05/24/1977US4025542 Novel ethers, their preparation and use as oxydimethylating agents
05/24/1977US4025535 Sulfoalkylated flavanone sweeteners
05/17/1977US4024119 Polysulfone resins containing bibenzyl sulfone repeating units
05/10/1977US4022795 Method for dehalogenating aromatic compounds
05/03/1977US4021460 Sodium-calcium-ferric-aluminum-ammonium sulfates with fatty acid esters
05/03/1977US4021455 Sulfonating anthraquinone in mercury
03/1977
03/29/1977US4014946 Synthesis of 1-bromonon-4-en-6-yne
03/29/1977US4014931 From aziridine and sulfuryl halide
03/29/1977US4014644 Tolane compounds
03/22/1977US4013776 Phenylsulphinyl-amidine derivatives
03/22/1977US4013719 Antilipemic, antiallergen
03/22/1977US4013708 Arylchalcogeno-substituted aliphatic acids and esters
03/22/1977US4013621 Oxidation resistance
03/15/1977US4012441 Sulphonic derivatives having the structure of polyoxapolyfluoroalkanes
02/1977
02/22/1977US4009191 Bromoethyl diester of sulfoacetic acid
02/22/1977US4009190 Protects corn from herbicides
02/01/1977US4006111 Production of alkane: olefin sulfonate mixtures by sequential sulfonation and sulfitation
01/1977
01/25/1977US4005138 Process for the manufacture of sulphonic acid fluorides
01/25/1977US4004939 Stabilizing paper coatings
01/18/1977US4003925 Solvent extraction with propanol, butanol, isopropanol, or isobutanol
01/18/1977US4003878 Method of preparing an alkali-metal salt of an alkoxysulfonated benzoic acid glycol ester
01/11/1977US4002733 Water resistance
01/04/1977US4001087 Affinity labelling enzymes with esters of aromatic sulfonic acids
12/1976
12/28/1976US4000183 Antiallergens and hypolipidaemic agents
12/28/1976US4000144 Hypolipidaemic agents and antiallergens
12/28/1976US4000049 Method and device for preparing sulphonic acids derived from paraffinic hydrocarbons
12/21/1976US3998972 Diphenyl derivatives
12/14/1976US3997603 Herbicidal halo-di-alkyl benzenesulfonamides
12/14/1976US3997576 Method for preparation of α-sulfofatty acid ester
12/14/1976US3997575 Bleaching method for sulfonic acid
12/07/1976US3996278 Diuretic, saluretic, secretolytic
11/1976
11/30/1976US3994966 Substituted ethylenedinitrilotetraacetic acids
11/30/1976US3994963 Schaeffer salt purification
11/30/1976US3994896 Moth sex pheromone