Electric Literature of 55687-34-8, New research progress on 55687-34-8 in 2021. In classical electrochemical theory, both the electron transfer rate and the adsorption of reactants at the electrode control the electrochemical reaction. 55687-34-8, Name is 6-Bromoquinoxalin-2(1H)-one, molecular formula is C8H5BrN2O. In a Patent，once mentioned of 55687-34-8
This invention relates to cyclic combination therapies and regimens utilizing substituted indoline derivative compounds which are antagonists of the progesterone receptor having the general structure: wherein:A is O, S, or NR4;B is a bond between A and C=Q, or the moiety CR5R6; R4, R5, R6 are independently selected from H or optionally substituted C1 to C6 alkyl, C2 to C6 alkenyl, C2 to C6 alkynyl, C3 to C8 cycloalkyl, substituted C3 to C8 cycloalkyl, aryl, or heterocyclic groups, or cyclic alkyl constructed by fusing R4 and R5 to from a 5 to 7 membered ring; R1 is selected from H, OH, NH2, C1 to C6 alkyl, substituted C1 to C6 alkyl, C3 to C6 alkenyl, substituted C1 to C6 alkenyl, alkynyl, substituted alkynyl, ?COH, or optionally substituted ?CO(C1 to C3 alkyl), ?CO(aryl), ?CO(C1 to C3 alkoxy), or ?CO(C1 to C3 aminoalkyl) groups; R2 is selected from H, halogen, CN, NO2, or optionally substituted C1 to C6 alkyl C1 to C6 alkoxy, or C1 to C6 aminoalkyl groups; R3 is selected from a trisubstituted benzene ring; or a 5- or 6-membered heteroaromnatic ring containing 1 or 2 substituents; or a pharmaceutically acceptable salt thereof, in combination with a progestational agent, an estrogen, or both or for the treatment and/or prevention of secondary amenorrhea, dysfunctional bleeding, uterine leiomyomata, endometriosis; polycystic ovary syndrome, carcinomas and adenocarcinomas of the endometrium, ovary, breast, colon, prostate. These combinations may also be used to in methods of contraception, to stimulate food intake or for minimization of side effects or cyclic menstrual bleeding.
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Reference：
Quinoxaline – Wikipedia,
Quinoxaline | C8H6N1797 | ChemSpider