Basic information
- CAS
866-23-9- Standard SMILES
CCOP(=O)(OCC)C(Cl)(Cl)Cl- InChIKey
RVAQSYWDOSHWGP-UHFFFAOYSA-N- Molecular formula
- C5.H10.Cl3.O3.P
- Average molar mass
- 255.5 g/mol
- Monoisotopic mass
- 253.94331385
Names & identifiers
- Preferred name
- Diethyl (trichloromethyl)phosphonate
- IUPAC
- 1-[ethoxy(trichloromethyl)phosphoryl]oxyethane
- English name
- Diethyl (trichloromethyl)phosphonate
- Molecular formula
- C5H10Cl3O3P
- Molecular weight
- 255.46
Names & synonyms
Show more names
Database identifiers
- CAS
866-23-9- PubChem CID
- 70085
- DTXSID
DTXSID50235688- UNII
- LKC8DWP2F4
- EC Number
- 622-785-4
- Nikkaji
- J7.147A
Properties
Computed structural properties
- XLogP
- 2.2
- Topological polar surface area
- 35.5 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 4
- Heavy atoms
- 12
- Formal charge
- 0
- Complexity
- 169
Experimental & physicochemical properties
Physicochemical properties
- Boiling point
- 130 · 130-131 °C/14 mmHg (lit.)
- Density
- 1.362 g/mL · 1.362 g/mL at 25 °C (lit.)
- refractive index
- 20 · n20/D 1.463(lit.)
- Flash point
- 230 °F · >230 °F
- storage temp.
- 2 · 2-8°C
- form
- Liquid
- color
- Colorless to Almost colorless
- Water Solubility
- 4.5 g/L · 4.5g/L(25 ºC)
- BRN
- 1210640 · 1210640
- InChI
- InChI=1S/C5H10Cl3O3P/c1-3-10-12(9,11-4-2)5(6,7)8/h3-4H2,1-2H3
- InChIKey
- RVAQSYWDOSHWGP-UHFFFAOYSA-N
- SMILES
- P(C(Cl)(Cl)Cl)(=O)(OCC)OCC
- UNSPSC Code
- 12352100 · 12352100
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 302 · H302-H315-H319-H335
- Precautionary statements
- 280 a-P304+P340-P405-P501a-P261-P305+P351+P338 · P280a-P304+P340-P405-P501a-P261-P305+P351+P338
- target organs
- Respiratory system
- PPE
- Eyeshields, Gloves, type ABEK (EN14387) respirator filter
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/37/38-22
- Safety Statements
- 26 · 26-36-60-36/37
- RIDADR
- 3278 · UN3278
- WGK Germany
- 3 · 3
- RTECS
- 988000 · TA0988000
- F
- 9 · 9-21
- HazardClass
- 6.1 · 6.1
- PackingGroup
- III
- HS Code
- 29319000 · 29319000
- Storage Class
- 10 · 10 - Combustible liquids
- Hazard Classifications
- 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
Safety & regulation
GHS classification
GHS Classification
Warning
H302 (11.1%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 45 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Safety & protection
Protective Action Criteria (PAC)
2.4 [mg/m3]
26 [mg/m3]
160 [mg/m3]
Safety data
- F
- 9-21
- PPE
- Eyeshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- rtecs
- TA0988000
- ridadr
- UN3278
- hs_code
- 29319000
- risk_code
- 36/37/38-22
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36-60-36/37
- hazard_class
- 6.1
- Storage Class
- 10 - Combustible liquids
- packing_group
- III
- target organs
- Respiratory system
- Hazard statements
- H302-H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P280a-P304+P340-P405-P501a-P261-P305+P351+P338
Chemistry & industry
Applications
UsesDiethyl (trichloromethyl)phosphonate may be used in the synthesis of chlorovinyl phosphonates via reaction with aldehydes and ketones.
General DescriptionAddition reaction of diethyl (trichloromethyl)phosphonate to olefins by non-chain catalytic reactions catalyzed by copper amine complexes has been reported. Irradiation of diethyl (trichloromethyl)phosphonate in MeCN is reported to afford corresponding monoesters and olefins, via photochemical type II elimination reaction.
Preparation methods
PreparationDiethyl trichloromethylphosphonate was also obtained from diethyltrimethylsilyl phosphite in 60 % yield, and from benzyldiethyl phosphite in the presence of dibenzoyl peroxide and an ultraviolet source in a radical induced reaction in 87 % yield (compared to 26 % without the dibenzoyl peroxide).
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers48 total
Related reactions
Compound notes
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