Quote Originally Posted by analog what is that? View Post
Name 4,4-Dimethyl-1-phenyl-3-pyrazolidone
Synonyms Phenidone D

Molecular Structure

Molecular Formula C11H14N2O
Molecular Weight 190.24
CAS Registry Number 2654-58-2
EINECS 220-181-1

*****************************

Name Phenidone
Synonyms 1-Phenyl-3-pyrazolidone; 1-Phenyl-3-pyrazolidinone; Graphidone

Molecular Structure

Molecular Formula C9H10N2O
Molecular Weight 162.19
CAS Registry Number 92-43-3
EINECS 202-155-1
The CAS Registry Number 92-43-3 also gives this information on http://www.chemicalbook.com/CASEN_2654-58-2.htm
?Name?

4,4-Dimethyl-1-phenyl-3-pyrazolidone
?CAS?

2654-58-2
?Synonyms?

4,4-DIMETHYL-1-PHENYL-3-PYRAZOLIDINONE
4,4'-DIMETHYL-1-PHENYL-3-PYRAZOLIDONE
4,4-DIMETHYL-1-PHENYL-3-PYRAZOLIDONE
DIMEZONE
DIMEZORE
LABOTEST-BB LT00440816
TIMTEC-BB SBB003657
4,4-dimethyl-1-phenyl-3-pyrazolidinon
4,4-dimethylphenidone
nsc215239
4,4-Dimethyl-1-phenyl-3-pyrozolidinone
4,4-Dimethyl-1-phenyl-3-pyrazolidione
3-Pyrazolidinone, 4,4-dimethyl-1-phenyl-
4,4-Dimethyl-1-phenyl-3-pyrazolidone (Dimezone)
4,4-Dimethyl-1-phenyl-3-pyrazolidon
4,4-DIMETHYL-1-PHENYL-3-PYRAZOLIDONE DIMESON
Phenidone D
DIMEZONE (4,4-DIMETHYL-1-PHENYL-3-PYRAZOLIDINONE)
dimethyl-phenylpyrazolidine DPP
4,4-Dimethyl-1-phenylpyrazolidin-3-one

Please notice that Phenidone D is also known as Dimezone, the version with out the S-ending.