Phosphorus Reagents
Di-tert-butyl phosphite
Quick view. A di-tert-butyl H-phosphonate used as an acid-labile protected phosphorus building block. CAS 13086-84-5. Catalog target purity: Specification on request.
Structure and identity
The structure drawing for this item is being finalized. Use the CAS number and machine-readable identifiers below to confirm the requested protecting groups, stereochemistry, salt or counterion and hydration state before ordering.
CAS, molecular formula, SMILES or InChI data are shown below when available.
We withhold a drawing when a related compound, alternate salt or incompletely specified stereoisomer could be mistaken for the requested material.
Agreed identity and purity criteria are documented in the quotation, specification and lot-specific data package.
Product profile
Di-tert-butyl phosphite is classified as specialty phosphorus reagent or phosphoramidite intermediate (Formula C8H18O3P+; molecular weight 193.20).
Di-tert-butyl phosphite — Preparation of protected phosphonate and phosphate derivatives.
For Di-tert-butyl phosphite, confirm the current specification, storage conditions and downstream-method compatibility before routine use.
Names and search terms
Confirmed or normalized name variants
- Bis(1,1-dimethylethyl) phosphonate
Useful catalog search terms
- CAS 13086-84-5
- Specialty phosphorus reagent or phosphoramidite intermediate
- Phosphorus Reagents
Physicochemical data
| SMILES | CC(C)(C)O[P+](=O)OC(C)(C)C |
|---|---|
| InChI | InChI=1S/C8H18O3P/c1-7(2,3)10-12(9)11-8(4,5)6/h1-6H3/q+1 |
| InChIKey | GEBLOQXLELCEEO-UHFFFAOYSA-N |
Release documentation
The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.
Additional HPLC, MS or NMR documentation can be agreed during technical review where available.
Additional application examples
- Routes requiring tert-butyl groups that can be removed under acidic conditions.
Related products
1,2-Bis(diethylphosphino)ethane
Phosphorus Reagents · CAS: 6411-21-8
BX-PR-0002Methylenediphosphonic acid
Phosphorus Reagents · CAS: 1984-15-2
BX-PR-0003Tetraethyl methylenebis(phosphonate)
Phosphorus Reagents · CAS: 1660-94-2
BX-PR-0004TetraPOM methylenebis(phosphonate)
Phosphorus Reagents · CAS: 134606-34-1
BX-PR-0005Bis(tributylammonium) pyrophosphate (50% wt in ACN)
Phosphorus Reagents · CAS: 5975-18-8
BX-PR-0006Tetramethyl methylenebis(phosphonate)
Phosphorus Reagents · CAS: 16001-93-7
Frequently asked questions
Can the package size for Di-tert-butyl phosphite be customized?
Yes. Share the initial quantity, expected future scale, delivery timeline and packaging preference for review.
What information should be included in a quote request?
Quote catalog number BX-PR-0018 and CAS 13086-84-5, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.