10-Hydroxybenzo[H]quinoline(10-HBQ)

10-Hydroxybenzo[H]quinoline (10-HBQ, CAS 33155-90-7) is a pharmaceutical-grade intermediate supplied by Nanjing King-Pharm Co., Ltd under the company's in-house standard. The supplier is listed as a distributor rather than the manufacturer, and the product is currently sold into the North American market.