553743
4,4-Pentamethylene-2-pyrrolidinone
96%
Synonym(s):
3-Azaspiro[4.5]decan-2-one
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About This Item
Empirical Formula (Hill Notation):
C9H15NO
CAS Number:
Molecular Weight:
153.22
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
96%
Form:
solid
InChI
1S/C9H15NO/c11-8-6-9(7-10-8)4-2-1-3-5-9/h1-7H2,(H,10,11)
SMILES string
O=C1CC2(CCCCC2)CN1
InChI key
JAWPQJDOQPSNIQ-UHFFFAOYSA-N
assay
96%
form
solid
mp
84-89 °C (lit.)
Quality Level
General description
4,4-Pentamethylene-2-pyrrolidinone (2-azaspiro[4.5]decan-3-one, gabapentin-lactam) is a degradation product of gabapentin.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Regulatory Information
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Annalisa Cutrignelli et al.
International journal of pharmaceutics, 332(1-2), 98-106 (2006-10-31)
The aim of this study was to gain insights into the role played by some excipients on the stability of gabapentin 1 and baclofen 2 which can undergo degradation giving rise to the corresponding lactams 2-azaspiro[4.5]decan-3-one 3 and 4-(4-chlorophenyl)-2-pyrrolidone 4
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