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 Licochalcone B
58749-23-8

Licochalcone B synthesis

3synthesis methods
2144-08-3 Synthesis
2,3,4-Trihydroxybenzaldehyde

2144-08-3
338 suppliers
$5.00/1g

-

Yield:-

Steps:

Multi-step reaction with 4 steps
1: 3.5 g / anhydrous K2CO3 / acetone / 0.25 h / Heating
2: KOH / ethanol / 72 h / Ambient temperature
3: K2CO3 / acetone / 3 h / Heating
4: 0.25 g / 3 N HCl / methanol / 0.25 h / Heating

References:

Islam, Azizul;Khan, Saeed Ahmad;Krishnamurti, M. [Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry,1982,vol. 21,# 10,p. 965 - 966]

Licochalcone B Related Search: