CN114437042A — 酞嗪类化合物的晶型及其制备方法
Assigned to Shenzhen Chipscreen Biosciences Co Ltd · Expires 2022-05-06 · 4y expired
What this patent protects
本发明涉及药物化学领域，具体涉及酞嗪类化合物的晶型及其制备方法。本发明提供了两种2‑(3,5‑二溴‑4‑((4‑氧基‑3,4‑二氢酞嗪‑1‑基)氧基)苯基)‑3,5‑二氧代‑2,3,4,5‑四氢‑1,2,4‑三嗪‑6‑腈的晶型，即晶型A和晶型B。2‑(3,5‑二溴‑4‑((4‑氧基‑3,4‑二氢酞嗪‑1‑基)氧基)苯基)‑3,5‑二氧代‑2,3,4,5‑四氢‑1,2,4‑三嗪‑6‑腈的晶型A和晶型B均具有很好的生物活性和很高的稳定性，适合工业化生产。
USPTO Abstract
本发明涉及药物化学领域，具体涉及酞嗪类化合物的晶型及其制备方法。本发明提供了两种2‑(3,5‑二溴‑4‑((4‑氧基‑3,4‑二氢酞嗪‑1‑基)氧基)苯基)‑3,5‑二氧代‑2,3,4,5‑四氢‑1,2,4‑三嗪‑6‑腈的晶型，即晶型A和晶型B。2‑(3,5‑二溴‑4‑((4‑氧基‑3,4‑二氢酞嗪‑1‑基)氧基)苯基)‑3,5‑二氧代‑2,3,4,5‑四氢‑1,2,4‑三嗪‑6‑腈的晶型A和晶型B均具有很好的生物活性和很高的稳定性，适合工业化生产。
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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