Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-PHENOXY-4H-1,3,2-BENZODIOXAPHOSPHORIN 2-OXIDE
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2-PHENOXY-4H-1,3,2-BENZODIOXAPHOSPHORIN 2-OXIDE
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Purity: 99.0%
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4081-23-6

4081-23-6 structure

4081-23-6 structure

Name: 2-PHENOXY-4H-1,3,2-BENZODIOXAPHOSPHORIN 2-OXIDE
Chemical Name: 2-phenoxy-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide
CAS Number: 4081-23-6
Molecular Formula: C₁₃H₁₁O₄P
Molecular Weight: 262.19800
Create Date: 2018-12-24 12:54:13
Modify Date: 2025-08-25 17:28:45

Name	2-phenoxy-4H-1,3,2λ5-benzodioxaphosphinine 2-oxide
Synonyms	Salioxon-phenyl 2-Phenoxy-4H-1,1,3,2-benzodioxaphosphorin-2-oxide 2-Phenoxy-4H-1,3,2-benzodioxaphosphorin-2-oxid cyclic phenyl saligenin phosphate phenyl saligenin phosphate phenoxy-4H-1,3,2-benzodioxaphosphorin 2-oxide Phenylsalioxon Saligenin cyclic phenyl phosphate 2-phenoxy-4H-1,3,2-benzodioxaphosphorin 2-oxide Cyclic saligenin phenyl phosphate PBDP Phenylsaligenin cyclic phosphate

Density	1.36g/cm3
Boiling Point	345.4ºC at 760mmHg
Molecular Formula	C₁₃H₁₁O₄P
Molecular Weight	262.19800
Flash Point	176.4ºC
Exact Mass	262.03900
PSA	54.57000
LogP	3.78270
Index of Refraction	1.602

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TB9311000

CHEMICAL NAME :: Phosphoric acid, cyclic methylene-o-phenylene phenyl ester

CAS REGISTRY NUMBER :: 4081-23-6

LAST UPDATED :: 199612

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C13-H11-O4-P

MOLECULAR WEIGHT :: 262.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 45 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Bird - chicken

DOSE/DURATION :: 13 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: DNA damage

TEST SYSTEM :: Human Cells - not otherwise specified

DOSE/DURATION :: 500 nmol/L

REFERENCE :: CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 14,2039,1993

HS Code	2934999090

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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