Products 43200-81-3

CAS 43200-81-3 appears in our catalog under these names: Zopiclone EP Impurity B, Zopiclone Impurity 2 (Zopiclone EP Impurity B), 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo(3,4-b)pyrazin-5-one, >95% (HPLC), (7RS)-6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo(3,4-b)pyrazin-5-one, 6–(5–Chloro–2–pyridyl)–6,7–dihydro–7–hydroxy–5H–pyrrolo(3,4–b)pyrazin–5–one. Offered by: Chemat Brand, Hubei YoungXin, TRC, Mikromol, GLPBio. Available pack sizes: on request, 10mg, 25mg, 50mg, 100mg, 200mg, 1g, 250mg.

Zopiclone EP Impurity B
Chemat Brand
  • size: on request
  • Variants: 2
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Zopiclone Impurity 2 (Zopiclone EP Impurity B)
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
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6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo(3,4-b)pyrazin-5-one, >95% (HPLC)
TRC
  • size: 100mg, 1g, 50mg
  • Variants: 3
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(7RS)-6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo(3,4-b)pyrazin-5-one
Mikromol
  • size: 25mg, 100mg
  • Variants: 2
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6–(5–Chloro–2–pyridyl)–6,7–dihydro–7–hydroxy–5H–pyrrolo(3,4–b)pyrazin–5–one
GLPBio
  • size: 1g, 250mg, 25g, 5g
  • Variants: 4
from 545.55
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Eszopiclone Impurity B
Biosynth
  • size: 10g
  • Variants: 1
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Zopiclone impurity B 95%
Ambeed
  • size: 250mg, 1g, 5g, 10g
  • Variants: 6
from 275.81
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Zopiclone impurity-1, 99.62%
MedChemExpress
  • size: 10 g, 1 g, 500 mg, 5 g
  • Variants: 6
from 240.74
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6-(5-Chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydroprolo(3,4b)pyrazine, 98%
Fluorochem
  • size: 1g, 5g, 10g, 25g
  • Variants: 4
from 320.74
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Structural formula: {0} (CAS {1})

6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one (CAS 43200-81-3) is a chemical compound with the molecular formula C11H7ClN4O2 and a molecular weight of 262.65 g/mol. IUPAC name: 6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one. InChIKey: FUUXOEKDNNWZTR-UHFFFAOYSA-N.

Identity
Molecular formulaC11H7ClN4O2
Molecular weight262.65 g/mol
IUPAC name6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one
InChIKeyFUUXOEKDNNWZTR-UHFFFAOYSA-N
SMILESC1=CC(=NC=C1Cl)N2C(C3=NC=CN=C3C2=O)O

Computed by PubChem (NCBI)

Synonyms: 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo(3,4-b)pyrazin-5-one, 6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloropyridin-2-yl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydroprolo(3,4b)pyrazine, Zopiclone EP Impurity B, ZOPICLONE IMPURITY B [EP IMPURITY], 6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloro-2-pyridyl)-7-hydroxy-6,7-dihydro-5h-pyrrolo[3,4-b]pyrazine-5-on, C11H7ClN4O2
Related forms of this compound
(7S)-6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one C11H7ClN4O2