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99208-50-1

Basic Information
CAS No.: 99208-50-1
Name: 10-(2,5-Dihydroxyphenyl)-10H-9-oxa-10-phospha-phenantbrene-10-oxide
Article Data: 9
Molecular Structure:
Molecular Structure of 99208-50-1 (10-(2,5-Dihydroxyphenyl)-10H-9-oxa-10-phospha-phenantbrene-10-oxide)
Formula: C18H13O4P
Molecular Weight: 324.273
Synonyms: 1,4-Benzenediol,2-(6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)-, P-oxide;6H-Dibenz[c,e][1,2]oxaphosphorin,1,4-benzenediol deriv.;2-(6-Oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)-1,4-benzenediol;HCA-HQ;PHQ;Sanko HCA-HQ;DOPO-HQ;
EINECS: 619-409-6
Density: 1.498 g/cm3
Melting Point: 245-255 °C
Boiling Point: 592.882 °C at 760 mmHg
Flash Point: 312.364 °C
Solubility: 1.15mg/L at 20℃
PSA: 76.57000
LogP: 3.38610
Synthetic route
106-51-4

p-benzoquinone

35948-25-5

9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

Conditions
ConditionsYield
In 2-ethoxy-ethanol at 125℃; for 4h; Inert atmosphere;93%
In toluene at 110℃; for 3.5h; Temperature; Inert atmosphere;92%
In toluene at 120℃; for 5h; Inert atmosphere;91.2%
23030-43-5

2,5-dihydroxy-1-iodobenzene

35948-25-5

9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); sodium acetate In 1,4-dioxane at 100℃; for 12h; Inert atmosphere;65%
583-69-7

2-bromobenzene-1,4-diol

35948-25-5

9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); sodium acetate In 1,4-dioxane at 100℃; for 24h; Inert atmosphere;25%
2574-25-6

Diisopropyl chlorophosphate

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(diisopropyl phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;93%
99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

819-43-2

dibutyl chlorophosphate

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(di(n-butyl) phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;89.2%
814-49-3

diethyl chlorophosphate

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(diethyl phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;82.6%
2510-89-6

dipropyl chlorophosphate

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(di(n-propyl) phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;80.5%
813-77-4

Dimethyl chlorophosphate

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(dimethyl phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;78%
54757-38-9

di(sec-butyl) phosphoryl chloride

99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

2-(6-oxido-6H-dibenz(c,e)(1,2)oxaphosphorin-6-yl)-1,4-benzenedi(di(sec-butyl) phosphate)

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 8h; Reflux;76.2%
99208-50-1

10‑(2,5‑dihydroxyphenyl)‑10H-9‑oxa‑10‑phosphaphenanthrene‑10‑oxide

506-77-4

cyanogen chloride

1018986-69-0

C20H11N2O4P

Conditions
ConditionsYield
With triethylamine In acetone at -9 - -6℃; for 2.75h;75%
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    Product name: 10-(2,5-Dihydroxyphenyl)-9,10-Dihydro-9-Oxa-10-Phosphaphenanthrene-10-Oxide CAS No.:99208-50-1 Molecule Formula:C18H13O4P Molecule Weight:324.28 Purity: 99.0% Package: 25kg/drum Description:White or almost white powder M

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Chemistry

Empirical Formula: C18H13O4P
Molecular Weight: 324.2672g/mol
Structure of 1,4-Benzenediol,2-(6-oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)- (CAS NO.99208-50-1):

Index of Refraction: 1.722
Molar Refractivity: 85.657 cm3
Molar Volume: 216.443 cm3
Polarizability: 33.957×10-24cm3
Surface Tension: 76.6 dyne/cm
Density: 1.498 g/cm3
Flash Point: 312.364 °C
Enthalpy of Vaporization: 91.669 kJ/mol 
Meliting Point: 245-255 °C 
Boiling Point: 592.882 °C at 760 mmHg
Vapour Pressure: 0 mmHg at 25°C 
Product Categories: Industrial/Fine Chemicals 
Systematic Name: 2-(6-Oxido-6H-dibenzo[c,e][1,2]oxaphosphinin-6-yl)benzene-1,4-diol
SMILES: Oc1cc(c(O)cc1)P3(=O)Oc4ccccc4c2ccccc23
InChI: InChI=1/C18H13O4P/c19-12-9-10-15(20)18(11-12)23(21)17-8-4-2-6-14(17)13-5-1-3-7-16(13)22-23/h1-11,19-20H
InChIKey: KMRIWYPVRWEWRG-UHFFFAOYAE

Specification

  1,4-Benzenediol,2-(6-oxido-6H-dibenz[c,e][1,2]oxaphosphorin-6-yl)- ,  its cas register number is 99208-50-1. It also can be called 2-(6-Oxido-6H-dibenzo[c,e][1,2]oxaphosphinin-6-yl)benzene-1,4-diol .