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2359864
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Information
Patent Grant
2359864
References
Source
Patent Number
2,359,864
Date Filed
Not available
Date Issued
Tuesday, October 10, 1944
80 years ago
CPC
C07D213/76 - to which a second hetero atom is attached
C07D209/84 - Separation
C07D209/86 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
C07D213/20 - Quaternary compounds thereof
C07D277/84 - Naphthothiazoles
C09B1/207 - Dyes with amino groups and with onium groups
C09B44/02 - containing ammonium groups not directly attached to an azo group
C09B69/001 - Dyes containing an onium group attached to the dye skeleton via a bridge
C14C3/08 - by organic agents
C23F11/145 - Amides N-substituded amides
C23F11/146 - containing a multiple nitrogen-to-carbon bond
C23F11/148 - containing a nitrogen-to-nitrogen bond
C23F11/149 - Heterocyclic compounds containing nitrogen as hetero atom
C23F11/164 - containing a -SO2-N group
US Classifications
534 - Organic compounds
546 - Organic compounds
548 - Organic compounds
552 - Organic compounds
564 - Organic compounds
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