Technology Process of C22H28O4S
There total 5 articles about C22H28O4S which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 1.) NaH / 1.) DMF, 45 min; 2) DMF, overnight
2: 1.) oxalyl chloride, DMSO, 2.) Et3N / 1) CH2Cl2, -60 deg C, 15 min; 2) Ch2Cl2, -60 deg C, 5 min
3: 1.) BuLi / 1) DME, hexane, -70 deg C, 20 min; 2) DME, hexane, -70 deg C, 10 min, -70 deg C --> room temperature, reflux (24 h)
With
n-butyllithium; oxalyl dichloride; sodium hydride; dimethyl sulfoxide; triethylamine;
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 99 percent / boron trifluoride-diethyl ether / CH2Cl2 / 1) -20 deg C --> room temperature; 2) room temperature, overnight
2: 1.) BuLi / 1) DME, hexane, -70 deg C, 20 min; 2) DME, hexane, -70 deg C, 10 min, -70 deg C --> room temperature, reflux (24 h)
With
n-butyllithium; boron trifluoride diethyl etherate;
In
dichloromethane;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 91 percent / LiAlH4 / diethyl ether / 1.5 h / 0 °C
2: 1.) NaH / 1.) DMF, 45 min; 2) DMF, overnight
3: 1.) oxalyl chloride, DMSO, 2.) Et3N / 1) CH2Cl2, -60 deg C, 15 min; 2) Ch2Cl2, -60 deg C, 5 min
4: 1.) BuLi / 1) DME, hexane, -70 deg C, 20 min; 2) DME, hexane, -70 deg C, 10 min, -70 deg C --> room temperature, reflux (24 h)
With
lithium aluminium tetrahydride; n-butyllithium; oxalyl dichloride; sodium hydride; dimethyl sulfoxide; triethylamine;
In
diethyl ether;