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Dimethyl (1-Diazo-2-oxopropyl)phosphonate

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Order Dimethyl (1-Diazo-2-oxopropyl)phosphonate (CAS 90965-06-3) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Dimethyl (1-Diazo-2-oxopropyl)phosphonate chemical structure
CAS number90965-06-3
FormulaC5H9N2O4P
Molar mass192.11 g/mol
InChIKeySQHSJJGGWYIFCD-UHFFFAOYSA-N
IUPAC name1-[dimethoxy(oxido)-lambda5-phosphanylidene]-2-oxopropane-1-diazonium

About Dimethyl (1-Diazo-2-oxopropyl)phosphonate

Zemixal supplies Dimethyl (1-Diazo-2-oxopropyl)phosphonate within its pharma Intermediates & Building Blocks portfolio. Identity at a glance: CAS 90965-06-3, formula C5H9N2O4P and molar mass 192.11 g/mol.

Where it is used

  • Organic synthesis
  • API synthesis

Storage and safety notes

Hazard communication follows GHS (Danger: H226, H301, H302 and H312). Our SDS lists exposure controls and first-aid measures.

Available as 100 mg, 250 mg, 1 g and 5 g. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Dimethyl (1-Diazo-2-oxopropyl)phosphonate
Product nameDimethyl (1-Diazo-2-oxopropyl)phosphonate
Catalogue numberZX-045914
CAS number90965-06-3
IUPAC name1-[dimethoxy(oxido)-lambda5-phosphanylidene]-2-oxopropane-1-diazonium
Molecular formulaC5H9N2O4P
Molar mass192.11 g/mol
Exact mass192.03
XLogP3-0.5
H-bond donors / acceptors0 / 5
Topological polar surface area86.7 Ų
InChIKeySQHSJJGGWYIFCD-UHFFFAOYSA-N
SMILESCC(=O)C(=P([O-])(OC)OC)[N+]#N
PubChem CID53397103
SynonymsOhira-bestmann phosphonate, alpha-Azido-alpha-(dimethyl phosphono)acetone, P-(1-Diazo-2-oxopropyl)phosphonic acid dimethyl ester, (1-Diazo-2-oxopropyl)phosphonic Acid Dimethyl Ester, (1-Diazo-2-oxo-propyl)-phosphonic acid dimethyl ester, 1-diazo-1-dimethoxyphosphorylpropan-2-one, 1-Diazoacetonylphosphonic Acid Dimethyl Ester, Dimethyl 1-Diazoacetonylphosphonate

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

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H226Flammable liquid and vapor
  • H301Toxic if swallowed
  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317

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 (1-Diazo-2-oxopropyl)phosphonate
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted 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 (1-Diazo-2-oxopropyl)phosphonate

Which CAS number identifies Dimethyl (1-Diazo-2-oxopropyl)phosphonate?
Dimethyl (1-Diazo-2-oxopropyl)phosphonate is registered under CAS 90965-06-3. You may also see it listed as Ohira-bestmann phosphonate, alpha-Azido-alpha-(dimethyl phosphono)acetone, P-(1-Diazo-2-oxopropyl)phosphonic acid dimethyl ester. Our catalogue number for this item is ZX-045914.
What are the formula and molar mass of Dimethyl (1-Diazo-2-oxopropyl)phosphonate?
For Dimethyl (1-Diazo-2-oxopropyl)phosphonate, its formula is C5H9N2O4P and its molar mass is 192.11 g/mol. The systematic (IUPAC) name is 1-[dimethoxy(oxido)-lambda5-phosphanylidene]-2-oxopropane-1-diazonium. InChIKey SQHSJJGGWYIFCD-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Dimethyl (1-Diazo-2-oxopropyl)phosphonate?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Dimethyl (1-Diazo-2-oxopropyl)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 (1-Diazo-2-oxopropyl)phosphonate to my country?
Yes. Because Dimethyl (1-Diazo-2-oxopropyl)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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