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API Process Intermediates & Related Compounds

Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate

Reference StandardAvailable on request

Buy Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate (CAS 61260-15-9) from Zemixal: C10H11O5P, COA and SDS with every lot, worldwide shipping.

Pack sizes
Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate chemical structure
CAS number61260-15-9
FormulaC10H11O5P
Molar mass242.16 g/mol
Physical formSolid
InChIKeyKEKUNQAVGWOYDW-UHFFFAOYSA-N
IUPAC name3-dimethoxyphosphoryl-3H-2-benzofuran-1-one

About Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate

Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate is part of the Zemixal API Process Intermediates & Related Compounds range. Key data (Reference Standard): CAS 61260-15-9, formula C10H11O5P and molar mass 242.16 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H312, H315 and H319). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Olaparib

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

Olaparib standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate
Product nameDimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate
Catalogue numberZX-012433
CAS number61260-15-9
IUPAC name3-dimethoxyphosphoryl-3H-2-benzofuran-1-one
Molecular formulaC10H11O5P
Molar mass242.16 g/mol
Exact mass242.0344
GradeReference Standard
Physical formSolid
XLogP30.4
H-bond donors / acceptors0 / 5
Topological polar surface area61.8 Ų
InChIKeyKEKUNQAVGWOYDW-UHFFFAOYSA-N
SMILESCOP(=O)(C1C2=CC=CC=C2C(=O)O1)OC
PubChem CID11118213
Synonyms(3-Oxo-1,3-dihydroisobenzofuran-1-yl)phosphonic acid dimethyl ester, dimethyl (3-oxo-1,3-dihydro-2-benzofuran-1-yl)phosphonate, dimethyl 3-oxo-1,3-dihydroisobenzofuran-1-ylphosphonate, 3-oxo-1,3-dihydroisobenzofuran-1-ylphosphonic acid, 3-dimethoxyphosphoryl-3H-isobenzofuran-1-one, Olapali Intermediate 1, dimethyl (3-oxo-1,3-di, Dimethyl(3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate, CS-M0104, Phthalide, 3-phosphono-, dimethyl ester, dimethyl 3-oxobenzo[c]furan-1-ylphosphonate

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

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, 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 Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate
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 Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate

Which CAS number identifies Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate?
Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate is registered under CAS 61260-15-9. You may also see it listed as (3-Oxo-1,3-dihydroisobenzofuran-1-yl)phosphonic acid dimethyl ester, dimethyl (3-oxo-1,3-dihydro-2-benzofuran-1-yl)phosphonate, dimethyl 3-oxo-1,3-dihydroisobenzofuran-1-ylphosphonate. Our catalogue number for this item is ZX-012433.
What are the formula and molar mass of Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate?
For Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate, its formula is C10H11O5P and its molar mass is 242.16 g/mol. The systematic (IUPAC) name is 3-dimethoxyphosphoryl-3H-2-benzofuran-1-one. InChIKey KEKUNQAVGWOYDW-UHFFFAOYSA-N lets you match it in any structure database.
How is Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate used in pharmaceutical QC?
Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate is a characterised reference material linked to Olaparib. 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 Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate?
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 Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate?
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 Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate to my country?
Yes. Because Dimethyl (3-oxo-1,3-dihydroisobenzofuran-1-yl)phosphonate 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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