Basic information
- CAS
4712-55-4- Standard SMILES
O=[PH](Oc1ccccc1)Oc1ccccc1- InChIKey
OGBPILLJZSJJRC-UHFFFAOYSA-N- Molecular formula
- C12H11O3P
- Average molar mass
- 234.19 g/mol
- Monoisotopic mass
- 234.04458084
Overview
a coupling agent for making sterically hindered peptide analogs; structure in first source
Names & identifiers
- Preferred name
- Diphenyl phosphite
- IUPAC
- phenoxyphosphonoyloxybenzene
- English name
- Diphenyl phosphite
- Molecular formula
- C12H11O3P
- Molecular weight
- 234.19
Names & synonyms
RefChem:588836225-202-84712-55-45144JS6XUMDiphenyl phosphiteDOVERPHOS 213DTXCID5021889DTXSID7041889NSC-43786Phosphonic acid, diphenyl esterDIPHENYL PHOSPHONATEDIPHENYL HYDROGEN PHOSPHITE
Show more names
NSC 43786Weston DPPJADEADD DPPDoverphos DPPTRUELICHT DPPAntioxidant DPP
Database identifiers
- CAS
4712-55-4- PubChem CID
- 62550
- DTXSID
DTXSID7041889
Properties
Computed structural properties
- XLogP
- 3.1
- Topological polar surface area
- 35.5 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 4
- Heavy atoms
- 16
- Formal charge
- 0
- Complexity
- 198
Experimental & physicochemical properties
Physical DescriptionDry Powder; Liquid; Liquid
Physicochemical properties
- Melting point
- 12 °C · 12 °C (lit.)
- Boiling point
- 218 · 218-219 °C/26 mmHg (lit.)
- Density
- 1.223 g/mL · 1.223 g/mL at 25 °C (lit.)
- vapor density
- 8.1 · 8.1 (vs air)
- vapor pressure
- 5 mm · 5 mm Hg ( 140 °C)
- refractive index
- 20 · n20/D 1.558(lit.)
- Flash point
- 350 °F · 350 °F
- storage temp.
- 2 · under inert gas (nitrogen or Argon) at 2-8°C
- form
- Liquid
- Specific Gravity
- 1.223 · 1.223
- color
- Clear
- BRN
- 2051909 · 2051909
- InChI
- 1S/C12H11O3P/c13-16(14-11-7-3-1-4-8-11)15-12-9-5-2-6-10-12/h1-10,16H
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Regulatory Information
Chemical: Phosphonic acid, diphenyl ester
Phosphonic acid, diphenyl ester is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phosphonic acid, diphenyl ester are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Phosphonic acid, diphenyl ester: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Safety data
- F
- 21
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- 1760
- hs_code
- 29209090
- risk_code
- 22-37/38-41
- Signal word
- Danger
- Symbol(GHS)
- GHS05,GHS07
- hazard_code
- Xn
- safety_code
- 26-39
- hazard_class
- 8
- Storage Class
- 10 - Combustible liquids
- packing_group
- III
- target organs
- Respiratory system
- Hazard statements
- H302-H315-H318-H335
- REACH Registrations
- Active
- Hazard Classifications
- Acute Tox. 4 OralEye Dam. 1Skin Irrit. 2STOT SE 3
Chemistry & industry
Uses & manufacturing
U.S. Production2023: 75,000 - <500,000 lb
Industry UsesStabilizing agent
General Manufacturing Information
Synthetic Rubber Manufacturing
Phosphonic acid, diphenyl ester: ACTIVE
Applications
UsesDiphenyl Phosphite is a reactant used in the synthesis of α-hydroxyphosphonates and α-hydroxyphosphinates for their antioxidant and antimicrobial activity.
Upstream & downstream products
Upstream raw materials
Downstream products
Related reactions
6 records
Compound notes
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