成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List 2-CHLOROQUINOLINE-6-CARBALDEHYDE
791626-59-0

2-CHLOROQUINOLINE-6-CARBALDEHYDE synthesis

5synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 5 steps
1: pyridine / dichloromethane / 20 °C
2: sulfuric acid / 100 °C
3: trichlorophosphate / 1 h / Heating / reflux
4: tetrahydrofuran; hexane / 1 h / -78 °C
5: tetrahydrofuran; hexane / -78 - 20 °C

References:

SMITHKLINE BEECHAM CORPORATION WO2006/132739, 2006, A2