Reaction equation
[S:1]([O-:5])([O-:4])(=[O:3])=[O:2].[NH4+].[NH4+].S(O)(O)(=O)=[O:9].C1(N)CCCCC1.C1(N)CCCCC1.S(O)(O)(=O)=[O:28].[CH:32]1([NH:38][CH:39]2[CH2:44][CH2:43][CH2:42][CH2:41][CH2:40]2)[CH2:37][CH2:36][CH2:35][CH2:34][CH2:33]1.[CH:45]1([NH:51][CH:52]2[CH2:57][CH2:56][CH2:55][CH2:54][CH2:53]2)[CH2:50][CH2:49][CH2:48][CH2:47][CH2:46]1>>[S:1]([OH:5])([OH:4])(=[O:3])=[O:2].[CH:39]1([N:38]([CH:32]2[CH2:33][CH2:34][CH2:35][CH2:36][CH2:37]2)[OH:28])[CH2:40][CH2:41][CH2:42][CH2:43][CH2:44]1.[CH:52]1([N:51]([CH:45]2[CH2:46][CH2:47][CH2:48][CH2:49][CH2:50]2)[OH:9])[CH2:53][CH2:54][CH2:55][CH2:56][CH2:57]1Participants
4
Procedure
It can be seen from the NMR spectrum which is then measured that DCHAS has been formed. Traces of oxime, ammonium sulfate, CHAS, cyclohexylamine hemisulfate and dicyclohexylamine hemisulfate can be discerned as impurities in the NMR spectrum.
Workup
- customhas been formed
Sources & evidence
- ORD record
- ord-b2308dba9c2b4fe8aaa6de3fb1883cc3
- Source dataset
- uspto-grants-2008_07
- Patent number
- US07396959B2
Linked notes
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