37495-20-8Relevant academic research and scientific papers
TETRAZOLONE SUBSTITUTED STEROIDS AND USE THEREOF
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Paragraph 490-492, (2020/07/31)
The present disclosure relates to compounds of formula (AI), (I), (AII), and (II), or a pharmaceutically acceptable salt, solvate, stereoisomer, or tautomer thereof, a pharmaceutical composition comprising a compound of formula (AI), (I), (AII), and (II), and use thereof, wherein R2, R3, R4, R5, R6, R7, R10, R11a, R11b, R12, R16, R19a, R19b, and R20 are described herein. Such compounds are envisioned useful for the prevention and treatment of a variety of CNS-related conditions, for example, treatment of sleep disorders, mood disorders, movement disorders, convulsive disorders, schizophrenin spectrum disorders, disorders of memory and/or cognition, personality disorders, autism spectrum disorders, pain, traumatic brain injury, vascular diseases, substance abuse disorders and/or withdrawal syndromes, or tinnitus etc.
Process for the preparation of 1-4-disubstituted-5 (4H)-tetrazolinones
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, (2008/06/13)
1,4-Disubstituted-5(4H)-tetrazolinones of the formula (I) STR1 wherein R1, R2 and R3 have the meanings given in the specification), which are known to be useful as herbicides, can be obtained in very good yields by reacting the corresponding 1-substituted-5(4H)-tetrazolinones with the corresponding carbamoyl chlorides in the presence of 4-dimethylaminopyridine.
Process for the preparation of 1-substituted-5(4H)-tetrazolinones
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, (2008/06/13)
A process for the preparation of a 1-substituted-5(4H)-tetrazolinone of the formula STR1 wherein R1 is defined in the specification n is 0, 1, 2, 3 or 4, which comprises reacting a 1-substituted-5(4H)-tetrazolinethione of the formula STR2 with an ethylene oxide of the formula STR3 wherein R2 represents hydrogen, methyl or ethyl, in the presence of a base and in the presence of water, an alcohol or a mixture thereof.
