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Zopiclone Impurity 2

Synonyms: 6-(5-Chloro-2-pyridyl)-5h-pyrrolo[34-b]pyrazine-5,7(6h)-dione · 6-(5-Chloro-2-pyridyl)-5h-pyrrolo[3,4-b]pyrazine-5,7(6h)-dione · 6-(5-Chloro-2-pyridinyl)-5H-pyrrolo[3,4-b]pyrazine-5,7(6H)-dione · 6-(5-chloropyridin-2-yl)-5H,6H,7H-pyrrolo[3,4-b]pyrazine-5,7-dione

CAS No.43200-82-4
FormulaC11H5ClN4O2
Mol. weight260.63
Catalogue No.VQ-006202
PurityReference Standard
HSN38229090

Zopiclone Impurity 2 (CAS 43200-82-4) – Zopiclone impurity standard. C11H5ClN4O2, MW 260.63. Buy from Vaqora Chemicals with COA and worldwide shipping.

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25 mg
50 mg
100 mg
250 mg
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16-section GHS SDS
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About Zopiclone Impurity 2

Vaqora Chemicals supplies Zopiclone Impurity 2, an impurity of Zopiclone registered under CAS number 43200-82-4. Formula C11H5ClN4O2, molecular weight 260.63 g/mol. The IUPAC name is 6-(5-chloro-2-pyridinyl)pyrrolo[3,4-b]pyrazine-5,7-dione. It is also known as -5H-pyrrolo[3,4-b]pyrazine-5,7(6H) or Zopiclone Impurity 7.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 5 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Zopiclone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. Stock is available for quick dispatch.

Typical applications

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

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Related to Zopiclone

View every impurity, metabolite and intermediate we list for Zopiclone.

Zopiclone impurities

Specifications & identifiers

Chemical identifiers
Product nameZopiclone Impurity 2
Catalogue No.VQ-006202
CAS Number43200-82-4
IUPAC name6-(5-chloro-2-pyridinyl)pyrrolo[3,4-b]pyrazine-5,7-dione
Molecular formulaC11H5ClN4O2
Molecular weight260.63 g/mol
Exact mass260.0101
GradeReference Standard
HSN code38229090
InChIKeyFFXYIKCDZBXDNR-UHFFFAOYSA-N
SMILESC1=CC(=NC=C1Cl)N2C(=O)C3=NC=CN=C3C2=O
PubChem CID6451973
Physical properties
Physical formSolid
LogP (XLogP3)0.9
H-bond donors / acceptors0 / 5
TPSA76.1 Ų
Synonyms6-(5-Chloro-2-pyridyl)-5h-pyrrolo[34-b]pyrazine-5,7(6h)-dione, 6-(5-Chloro-2-pyridyl)-5h-pyrrolo[3,4-b]pyrazine-5,7(6h)-dione, 6-(5-Chloro-2-pyridinyl)-5H-pyrrolo[3,4-b]pyrazine-5,7(6H)-dione, 6-(5-chloropyridin-2-yl)-5H,6H,7H-pyrrolo[3,4-b]pyrazine-5,7-dione, 6-(5-Chloropyridin-2-yl)-5H-pyrrolo[3,4-b]pyrazine-5,7(6H)-dione, 6-(5-chloro-2-piperidinyl)-5H-pyrazine-5,7(6H,7H)-dione, -5H-pyrrolo[3,4-b]pyrazine-5,7(6H), 6-(5-Chloro-2-pyridyl)-5H-pyrrolo(3,4-b)pyrazine-5,7(6H)-dione, 6-(5-Chloro-2-pyridinyl)-5H-pyrrolo(3,4-b)pyrazine-5,7(6H)-dione, 6-(5-chloropyridin-2-yl)pyrrolo[3,4-b]pyrazine-5,7-dione, Zopiclone Impurity 7, 5H-Pyrrolo[3,4-b]pyrazine-5,7(6H)-dione, 6-(5-chloro-2-pyridinyl)-

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P272, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Zopiclone Impurity 2?

The CAS Registry Number of Zopiclone Impurity 2 is 43200-82-4. It is also known as 6-(5-Chloro-2-pyridyl)-5h-pyrrolo[34-b]pyrazine-5,7(6h)-dione, 6-(5-Chloro-2-pyridyl)-5h-pyrrolo[3,4-b]pyrazine-5,7(6h)-dione, 6-(5-Chloro-2-pyridinyl)-5H-pyrrolo[3,4-b]pyrazine-5,7(6H)-dione.

What is the molecular formula and molecular weight of Zopiclone Impurity 2?

Zopiclone Impurity 2 has the molecular formula C11H5ClN4O2 and a molecular weight of 260.63 g/mol. Its IUPAC name is 6-(5-chloro-2-pyridinyl)pyrrolo[3,4-b]pyrazine-5,7-dione.

What is Zopiclone Impurity 2 used for?

Zopiclone Impurity 2 is supplied as a characterised reference material related to Zopiclone. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Zopiclone Impurity 2 can I order?

We supply Zopiclone Impurity 2 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Zopiclone Impurity 2?

Yes. Every lot of Zopiclone Impurity 2 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Zopiclone Impurity 2 be shipped internationally?

Yes. Zopiclone Impurity 2 is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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  • Custom synthesis & sourcing
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