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API Impurities

3,3-Pentamethylene-2-pyrrolidinone

Reference StandardAvailable on request

Buy 3,3-Pentamethylene-2-pyrrolidinone (CAS 1005-85-2) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
3,3-Pentamethylene-2-pyrrolidinone chemical structure
CAS number1005-85-2
FormulaC9H15NO
Molar mass153.22 g/mol
Physical formSolid
HS code38229090
InChIKeyUYZFAPXBVNFJFD-UHFFFAOYSA-N
IUPAC name2-azaspiro[4.5]decan-1-one

About 3,3-Pentamethylene-2-pyrrolidinone

3,3-Pentamethylene-2-pyrrolidinone is supplied by Zemixal as a characterised reference material for Gabapentin analysis. Key data (Reference Standard): CAS 1005-85-2, formula C9H15NO and molar mass 153.22 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Handling and storage

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Gabapentin

See every impurity, metabolite and related compound we list for this API.

Gabapentin standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of 3,3-Pentamethylene-2-pyrrolidinone
Product name3,3-Pentamethylene-2-pyrrolidinone
Catalogue numberZX-039212
CAS number1005-85-2
IUPAC name2-azaspiro[4.5]decan-1-one
Molecular formulaC9H15NO
Molar mass153.22 g/mol
Exact mass153.1154
GradeReference Standard
Physical formSolid
XLogP31.6
H-bond donors / acceptors1 / 1
Topological polar surface area29.1 Ų
HS code38229090
InChIKeyUYZFAPXBVNFJFD-UHFFFAOYSA-N
SMILESC1CCC2(CC1)CCNC2=O
PubChem CID25067265
Synonyms2-Azaspiro(4.5)decan-1-one, 2-azaspiro[4.5]deca-1-one, 2-Aza-spiro[4.5]decan-1-one

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

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

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 3,3-Pentamethylene-2-pyrrolidinone
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 3,3-Pentamethylene-2-pyrrolidinone

Which CAS number identifies 3,3-Pentamethylene-2-pyrrolidinone?
3,3-Pentamethylene-2-pyrrolidinone is registered under CAS 1005-85-2. You may also see it listed as 2-Azaspiro(4.5)decan-1-one, 2-azaspiro[4.5]deca-1-one, 2-Aza-spiro[4.5]decan-1-one. Our catalogue number for this item is ZX-039212.
What are the formula and molar mass of 3,3-Pentamethylene-2-pyrrolidinone?
For 3,3-Pentamethylene-2-pyrrolidinone, its formula is C9H15NO and its molar mass is 153.22 g/mol. The systematic (IUPAC) name is 2-azaspiro[4.5]decan-1-one. InChIKey UYZFAPXBVNFJFD-UHFFFAOYSA-N lets you match it in any structure database.
How is 3,3-Pentamethylene-2-pyrrolidinone used in pharmaceutical QC?
3,3-Pentamethylene-2-pyrrolidinone is a characterised reference material linked to Gabapentin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 3,3-Pentamethylene-2-pyrrolidinone?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 3,3-Pentamethylene-2-pyrrolidinone?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 3,3-Pentamethylene-2-pyrrolidinone to my country?
Yes. Because 3,3-Pentamethylene-2-pyrrolidinone is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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