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!

159015-39-1

2-CHLORO-4,5-DIHYDROBENZO[D]THIAZOL-6(7H)-ONE synthesis

5synthesis methods
4746-97-8 Synthesis
1,4-Dioxaspiro[4.5]decan-8-one

4746-97-8
483 suppliers
$5.00/1g

2-CHLORO-4,5-DIHYDROBENZO[D]THIAZOL-6(7H)-ONE

159015-39-1
12 suppliers
inquiry

-

Yield:-

Steps:

Multi-step reaction with 4 steps
1: p-TsOH*H2O / cyclohexane / 0.83 h / Heating; azeotropic dist.
2: 1.) S8 / 1.) MeOH, 15 min, RT, 2.) MeOH, 17 h
3: 80 percent / t-butylnitrite, CuCl2 / acetonitrile / 1.5 h, RT; 65 deg C, 2.5 h
4: 66 percent / 5percent aq. HCl / dioxane / 18 h / 90 °C

References:

Kozikowski;Tuckmantel;Saxena;Doctor [Helvetica Chimica Acta,1994,vol. 77,# 5,p. 1256 - 1266]

159015-33-5 Synthesis
5,7-dihydro-4H-spiro[benzo[d]thiazole-6,2'-[1,3]dioxolan]-2-aMine

159015-33-5
6 suppliers
inquiry

2-CHLORO-4,5-DIHYDROBENZO[D]THIAZOL-6(7H)-ONE

159015-39-1
12 suppliers
inquiry

2-CHLORO-4,5-DIHYDROBENZO[D]THIAZOL-6(7H)-ONE Related Search: