Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 9, 10-Dihydro-9-Oxa-10-Phosphaphenanthrene-10-Oxide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

35948-25-5

35948-25-5 structure

Name: 6H-Dibenzo[c,e][1,2]oxaphosphinine 6-oxide
Chemical Name: 9, 10-Dihydro-9-Oxa-10-Phosphaphenanthrene-10-Oxide
CAS Number: 35948-25-5
Molecular Formula: C₁₂H₉O₂P
Molecular Weight: 216.172
Create Date: 2018-11-28 02:47:05
Modify Date: 2026-07-07 20:41:05

Name	9, 10-Dihydro-9-Oxa-10-Phosphaphenanthrene-10-Oxide
Synonyms	6H-Dibenz(c,e)(1,2)oxaphosphorin, 6-oxide Dihydro-9-oxa-10-phosphaphenanthre 9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-oxide ISO 9001：2015 REACH C6H4P(O)(H)OC6H4 9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-oxide 9,10-Dihydro-9-oxa-10-phosphapheanthrene-10-Oxid 9H,10H-9-Oxa-10-phosphaphenanthrene-10-oxide Flame Retdant DOPO 9,1-Dihydro-9-oxa-1-phosphaphenanthrene 1-oxide 9,10-DIHYDRO-9-OXA-10-PHOSPAPHENANTHRENE FR-DOPO 6H-DIBENZ[C,E][1,2]OXAPHOSPHORIN-6-OXIDE DOPO Flame Retdant 8-oxa-9 6H-Dibenz[c,e][1,2]oxaphosphorin, 6-oxide 9,10-DIHYDRO-9-OXA-10-PHOSPHAPHENANT 9,10-Dihydro-9-oxa-10-phosphaphenanthrene 9,10-DIHYDRO-9-OXA-10-PHOSPAPHENANTHRENE-10-OXIDE(DOPO) 9,10-Dihydro-9-oxa 9,10-DIHYDRO-9-OXA-10-PHOSPHAPHENANTHRENE-10-OXIDE(DOPO, HCA) benzo[c][2,1]benzoxaphosphinin-6-ium 6-oxide MFCD00040561 9,10-Dihydro-9-Oxa-10-Phospaphenanthrene-10-Oxide 6-oxidobenzo[c][2,1]benzoxaphosphorin 10-Dihydro-9-oxa-10-phosphaphenanthrene-10-oxide 9-Oxa-10-phospha-9,10-dihydrophenanthrene 10-oxide 9,10-Dihydro-9-oxa-10-phosphaphenthrene 10-Oxide l^{5}-phosphatricyclo[8.4.0.0^{2,7}]tetradeca-1,2,4,6,10,12-hexaen-9-one 9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-Oxide 10H-9-Oxa-10-phosphaphenanthrene 10-oxide 6H-Dibenzo[c,e][1,2]oxaphosphinine-6-oxyde 3,4:5,6-Dibenzo-1,2-oxaphosphane-2-oxide DOPO flaMe ertdant 9, 10-Dihydro-9-Oxa-10-Phosphahenanthrene-10-Oxide(Dopo) PD-3710 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide(DOPO) 6-Oxide-6H-dibenz[c,e][1,2]oxaphosphorin EINECS 252-813-7 9,10-Dihydro-9-oxa-10-phosphaphenanthracene-10-oxide 9,10-Dihydro-9-oxa-10-phosphorophenanthrene-10-oxide 9,10-Dihydro-9-oxa-10-phosphaphenanthrene10-Oxide> Dihydrooxaphosphaphenanthreneoxide 9,10-Dihydro-9-oxa-10-phospaphenantrene-10-oxide 3,4:5,6-DIBENZO-1,2-OXAPHOSPHANE-2-OXIDE

Boiling Point	399.7±25.0 °C at 760 mmHg
Melting Point	119°C
Molecular Formula	C₁₂H₉O₂P
Molecular Weight	216.172
Flash Point	206.4±15.8 °C
Exact Mass	216.034012
PSA	49.77000
LogP	2.84600
Vapour Pressure	0.0±0.9 mmHg at 25°C

Hazard Codes	Xn
Risk Phrases	R36/37/38
Safety Phrases	S26-S36/37/39
HS Code	2934999090

1208129-37-6

107-10-8

35948-25-5

Literature: US2010/69657 A1, ; Page/Page column 4-5 ;

22749-43-5

90-43-7

35948-25-5

Literature: US6245880 B1, ;

33771-47-0

35948-25-5

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 42, p. 93 - 96,88 - 90

22749-43-5

~98%

35948-25-5

Literature: UFC CORPORATION Patent: US2011/34717 A1, 2011 ; Location in patent: Page/Page column 3 ;

35948-24-4

35948-25-5

Literature: Phosphorus, Sulfur and Silicon and Related Elements, , vol. 139, p. 45 - 55

Precursor 5
22749-43-5 1208129-37-6 90-43-7 33771-47-0
35948-24-4
DownStream 4
22749-43-5 99208-50-1 35948-26-6 63562-42-5

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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