3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane

Modify Date: 2025-08-21 17:56:38

3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Structure
3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane structure
Common Name 3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane
CAS Number 144-35-4 Molecular Weight 380.26900
Density N/A Boiling Point 404.9ºC at 760mmHg
Molecular Formula C17H18O6P2 Melting Point N/A
MSDS N/A Flash Point 245.9ºC

 Names

Name 3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 404.9ºC at 760mmHg
Molecular Formula C17H18O6P2
Molecular Weight 380.26900
Flash Point 245.9ºC
Exact Mass 380.05800
PSA 82.56000
LogP 4.67820
Vapour Pressure 2.13E-06mmHg at 25°C
InChIKey SDCYWERHEYVPHL-UHFFFAOYSA-N
SMILES c1ccc(OP2OCC3(CO2)COP(Oc2ccccc2)OC3)cc1

 Safety Information

HS Code 2909309090

 Synthetic Route

~94%

3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Structure

3,9-diphenoxy-2...

CAS#:144-35-4

Detail
Literature: US2005/131244 A1, ; Page/Page column 4-5 ;

~%

3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Structure

3,9-diphenoxy-2...

CAS#:144-35-4

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 22, p. 2372 - 2376 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , vol. 22, # 11 p. 2426 - 2431

~%

3,9-diphenoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Structure

3,9-diphenoxy-2...

CAS#:144-35-4

Literature: US2847443 , ;

 Customs

HS Code 2909309090
Summary 2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Synonyms

Diphenylpentaerythitholdiphosphit
diphenyl pentaerythritol diphosphite
EINECS 205-625-4
Diphenyl pentaerythrityl diphosphite
Dipentite
Phosphorous acid,cyclic neopentanetetrayl diphenyl ester
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