5-Methyl-2-pyrazinecarboxylic acid
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5-Methyl-2-pyrazinecarboxylic acid
structure -
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CAS No:
5521-55-1
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Formula:
C6H6N2O2
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Chemical Name:
5-Methyl-2-pyrazinecarboxylic acid
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Synonyms:
2-Pyrazinecarboxylic acid,5-methyl-;Pyrazinecarboxylic acid,5-methyl-;5-Methyl-2-pyrazinecarboxylic acid;2-Methylpyrazine-5-carboxylic acid;5-Methyl-2-pyrazinoic acid;5-Methylpyrazine carboxylic acid
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CAS No:
5-Methyl-2-pyrazinecarboxylic acid Basic Attributes
138.12
138.12
116005
413-260-9
B861RS5NHI
DTXSID10203707
29339990
Characteristics
63.1
0.4
Orange Amorphous Powder
1.3±0.1 g/cm3
164-165 °C
316.5°C at 760 mmHg
145.2±26.5 °C
1.567
-20°C Freezer
Safety Information
1
41-36/37/38
26-39-36
Xi
Irritant
P280, P305+P351+P338, P310
H318
|Danger|H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]|P280, P305+P351+P338, and P310|H315 (12.5%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P310, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 48 companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]|Aggregated GHS information provided by 21 companies from 2 notifications to the ECHA C&L Inventory.
5-Methyl-2-pyrazinecarboxylic acid Use and Manufacturing
Available 2, 5-dimethyl or 2-methyl-5-(substituted) methylpyrazine obtained by electrolytic oxidation.
It is an intermediate of the drug Glipizide and Lezhiping, an intermediate of the blood lipid-lowering drug amoxicil.
Computed Properties
Molecular Weight:138.12
XLogP3:0.4
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:1
Exact Mass:138.042927438
Monoisotopic Mass:138.042927438
Topological Polar Surface Area:63.1
Heavy Atom Count:10
Complexity:138
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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5-Methyl-2-pyrazinecarboxylic acid
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