CAS 43200-81-3: 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one
Formula:C11H7ClN4O2
InChI:InChI=1S/C11H7ClN4O2/c12-6-1-2-7(15-5-6)16-10(17)8-9(11(16)18)14-4-3-13-8/h1-5,10,17H
InChI key:InChIKey=FUUXOEKDNNWZTR-UHFFFAOYSA-N
SMILES:O=C1C2=NC=CN=C2C(O)N1C3=NC=C(Cl)C=C3
- Synonyms:
- 256-139-4
- 5H-Pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-
- 6-(5-Chloro-2-pyridinyl)-5-hydroxy-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
- 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one
- 6-(5-Chloropyrid-2-yl)-5-hydroxy-7-oxo-5,6-dihydropyrrolo[3,4-b]pyrazine
- 6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one
- Rp 29307
- 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
CAS:43200-81-3
Formula:
C11H7ClN4O2
Purity:
95%
Color and Shape:
Solid
Molecular weight:
262.6519
Ref: IN-DA0034B9
Undefined size | To inquire |
Estimated delivery in United States, on Monday 7 Apr 2025

Zopiclone EP Impurity B
CAS:43200-81-3
Formula:
C11H7ClN4O2
Color and Shape:
White To Off-White Solid
Molecular weight:
262.66
Ref: 4Z-Z-069
5mg | To inquire | ||
10mg | To inquire | ||
25mg | To inquire | ||
50mg | To inquire | ||
100mg | To inquire |
Estimated delivery in United States, on Tuesday 8 Apr 2025

6-(5-Chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydroprolo(3,4b)pyrazine
CAS:43200-81-3
Purity:
98.0%
Color and Shape:
Solid
Molecular weight:
262.6499938964844
Ref: 10-F386718
1g | 132.00 € | ||
5g | 186.00 € | ||
10g | 225.00 € | ||
25g | 381.00 € |
Estimated delivery in United States, on Thursday 10 Apr 2025

(7RS)-6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one
Controlled ProductCAS:43200-81-3
Formula:
C11H7ClN4O2
Color and Shape:
Neat
Molecular weight:
262.65
Ref: 86-MM0149.02
25mg | 1,460.00 € | ||
100mg | 2,555.00 € |
Estimated delivery in United States, on Thursday 10 Apr 2025

6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one
Controlled ProductCAS:43200-81-3
Applications Eszopiclone Impurity B. References Vire, J.C., et al.: Talanta, 40, 313 (1993), Sha, Yu., …
Formula:
C11H7ClN4O2
Color and Shape:
Neat
Molecular weight:
262.65
Ref: TR-C379925
1g | 270.00 € | ||
50mg | 128.00 € | ||
100mg | 226.00 € |
Estimated delivery in United States, on Thursday 17 Apr 2025

Eszopiclone Impurity B
CAS:43200-81-3
Please enquire for more information about Eszopiclone Impurity B including the price, delivery time and …
Formula:
C11H7ClN4O2
Purity:
Min. 95%
Molecular weight:
262.65 g/mol
Ref: 3D-FE153435
5g | 331.00 € | ||
10g | 448.00 € |
Estimated delivery in United States, on Monday 2 Jun 2025