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1-Methyl-4-phenylpyridinium

HCID 39484
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
48134-75-4
Standard SMILES
C[n+]1ccc(-c2ccccc2)cc1
InChIKey
FMGYKKMPNATWHP-UHFFFAOYSA-N
Molecular formula
C12H12N+
Average molar mass
170.23 g/mol
Monoisotopic mass
170.09697439

Overview

N-methyl-4-phenylpyridinium is a pyridinium ion that is N-methylpyridinium having a phenyl substituent at the 4-position. It has a role as a herbicide, a neurotoxin, an apoptosis inducer and a human xenobiotic metabolite.

Names & identifiers

Preferred name
1-Methyl-4-phenylpyridinium
IUPAC
1-methyl-4-phenylpyridin-1-ium
English name
1-methyl-4-phenyl-pyridine
Molecular formula
C12H12N+
Molecular weight
170.23

Names & synonyms

Cyperquat1-METHYL-4-PHENYLPYRIDINIUMN-Methyl-4-phenylpyridine48134-75-4N-Methyl-4-phenylpyridinium ionN-Methyl-4-phenylpyridiniumPyridinium, 1-methyl-4-phenyl-R865A5OY8J1-Methyl-4-phenylpyridinium Ion1 Methyl 4 phenylpyridine1 Methyl 4 PhenylpyridiniumCHEBI:641
Show more names
1-methyl-4-phenyl-pyridine1-Methyl-4-phenylpyridinium chloride1-methyl-4-phenylpyridin-1-ium chloride
DTXSID4058106RefChem:76329N Methyl 4 phenylpyridineDTXCID70318741 Methyl 4 phenylpyridinium Ion1 Methyl 4 phenylpyridinium Chloride1-Methyl-4-phenylpyridineMPP+

Database identifiers

CAS
48134-75-4
PubChem CID
39484
DTXSID
DTXSID4058106
ChEMBL
CHEMBL311617
ChEBI
CHEBI:641
UNII
R865A5OY8J

Properties

Computed structural properties

XLogP
2.7
Topological polar surface area
3.9 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
0
Rotatable bonds
1
Heavy atoms
13
Formal charge
1
Complexity
141

Physicochemical properties

FDA UNII
865 A5OY8J · R865A5OY8J
EPA Substance Registry System
Cyperquat (48134-75-4)
Toxicity
The proximal toxicant formed when MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) is metabolized by monoamine oxidase B. Unlike MPTP, this compound will not pass the blood-brain barrier, but it is a substrate for the dopamine neurotransporter, and thus is able to enter dopamine neurons. It is believed to destroy dopamine neurons by mechanisms involving both free radical production and inhibition of mitochondrial electron transport.

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

Toxicity
The proximal toxicant formed when MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) is metabolized by monoamine oxidase B. Unlike MPTP, this compound will not pass the blood-brain barrier, but it is a substrate for the dopamine neurotransporter, and thus is able to enter dopamine neurons. It is believed to destroy dopamine neurons by mechanisms involving both free radical production and inhibition of mitochondrial electron transport.

Chemistry & industry

Pharmacology

Metabolism/Metabolites1-methyl-4-phenylpyridin-1-ium is a known human metabolite of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine.
MeSH Pharmacological ClassificationPesticides used to destroy unwanted vegetation, especially various types of weeds, grasses (POACEAE), and woody plants. Some plants develop HERBICIDE RESISTANCE.

Applications

DescriptionCyperquat is an obsolete broad-spectrum herbicide. Very little information is available regarding its environmental fate or ecotoxicology. It is highly toxic if ingested by mammals and may damage the central nervous system.

Suppliers1 total

广州市桐晖药业有限公司020-66392521-118 18922260391 · [email protected]

Additional notes

DefinitionChEBI: A pyridinium ion that is N-methylpyridinium having a phenyl substituent at the 4-position.

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Nikkaji
J21.572D