tris(4-methylphenyl)phosphine oxide
Names
[ CAS No. ]:
797-70-6
[ Name ]:
tris(4-methylphenyl)phosphine oxide
[Synonym ]:
tris-(4-methylphenyl)phosphine oxide
tri(4-methylphenyl)phosphine oxide
MFCD00059321
Phosphine oxide,tris(p-tolyl)
Tris(p-tolyl)phosphine oxide
tritolylphosphine oxide
Tri-p-tolylphosphine Oxide
tri(4-tolyl)phosphine oxide
tri(p-tolyl)phosphane oxide
Chemical & Physical Properties
[ Density]:
1.12g/cm3
[ Boiling Point ]:
490ºC at 760 mmHg
[ Melting Point ]:
145ºC
[ Molecular Formula ]:
C21H21OP
[ Molecular Weight ]:
320.36500
[ Flash Point ]:
250.2ºC
[ Exact Mass ]:
320.13300
[ PSA ]:
26.88000
[ LogP ]:
4.25120
[ Index of Refraction ]:
1.598
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- SZ2000000
- CHEMICAL NAME :
- Phosphine oxide, tris(p-tolyl)-
- CAS REGISTRY NUMBER :
- 797-70-6
- BEILSTEIN REFERENCE NO. :
- 2810669
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C21-H21-O-P
- MOLECULAR WEIGHT :
- 320.39
- WISWESSER LINE NOTATION :
- 1R DPO&R D1&R D1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 56 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02262
Safety Information
[ RTECS ]:
SZ2000000
[ HS Code ]:
2931900090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2931900090
[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%