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 7-Methoxy-2-tetralone
4133-34-0

7-Methoxy-2-tetralone synthesis

9synthesis methods
-

Yield:4133-34-0 0.42 g

Reaction Conditions:

with hydrogenchloride in water;acetone at 25 - 30; for 0.25 h;

Steps:

2 Example-2: Preparation of 7-methoxy-3,4-dihydronaphthalen-2(lH)-one
Acetone (5 ml) was added to 2,7-dimethoxy-l,4-dihydronaphthalene (0.5 gms) at 25- 30°C and stirred for 10 minutes at the same temperature. 5% aqueous hydrochloric acid was added to the reaction mixture at 25-30°C and stirred for 15 minutes at the same temperature. Water and dichloromethane were added to the reaction mixture at 25-30°C. Both the organic and aqueous layers were separated and extracted the aqueous layer using dichloromethane. Distilled off the solvent from the organic layer under reduced pressure to get the title compound. Yield: 0.42 gms.

References:

MSN LABORATORIES PRIVATE LIMITED, R&D CENTER;SRINIVASAN, Thirumalai Rajan;SAJJA, Eswaraiah;GOGULAPATI, Venkata Panakala Rao;GADE, Srinivas Reddy;EPPATURI, Bala Narsaiah;JAKKU, Malleswara Reddy WO2019/211868, 2019, A1 Location in patent:Page/Page column 19

FullText

7-Methoxy-2-tetralone Related Search: