Home/Compounds/Pharmaceutical Intermediate/6-Methyl-2-(4-methylphenyl)imidazol[1,2-a]-pyridine-3-acetic acid
C17H16N2O2
280.32 g/mol
Pharmaceutical IntermediateWarning
Zolpidic acid
CAS189005-44-5EC606-162-4
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
Zolpidic acid is a chemical compound that serves as a key intermediate in the synthesis of the pharmaceutical zolpidem. It is characterized by an imidazo[1,2-a]pyridine core with methyl and acetic acid substituents.
pharmaceutical intermediate for zolpidem synthesis
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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{2-[4-(Ethoxycarbonyl)phenyl]-6-methylimidazo[1,2-a]pyridin-3-yl}acetic acid
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SimilarStructure SimilarSimilarity 0.74
Methyl 6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridine-3-acetate
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SimilarStructure SimilarSimilarity 0.74
Zolpidem
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pharmaceutical raw material
ReferenceSame Category
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CAS1890114-11-0
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ReferenceSame Category
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ReferenceSame Category
(4S)-3-[5-(4-Fluorophenyl)-1,5-dioxopenyl]-4-phenyl-2-oxazolidinone
CAS189028-93-1
pharmaceutical intermediate
ReferenceSame Category
(4S)-3-[(5S)-5-(4-Fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidin-2-one
CAS189028-95-3
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Zolpidic acid (CAS 189005-44-5) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetic acid
InChIKey
JHGHLTNIQXXXNV-UHFFFAOYSA-N
SMILES
CC1=CC=C(C=C1)C2=C(N3C=C(C=CC3=N2)C)CC(=O)O
Synonyms (18)
- Zolpacid
- Zolpidem Acid
- Zolpidem Acid Impurity 1
- Zolpidem Acid Impurity 2
- zolpidic acid
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