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1571-33-1

Basic Information
CAS No.: 1571-33-1
Name: Phosphonic acid, P-phenyl-
Article Data: 90
Cas Database
Molecular Structure:
Molecular Structure of 1571-33-1 (Phosphonic acid, P-phenyl-)
Formula: C6H7O3P
Molecular Weight: 158.094
Synonyms: Phosphonicacid, phenyl- (6CI,8CI,9CI);Benzenephosphonic acid;Dihydrogenphenylphosphonate;NSC 145;Phenyl phosphonic acid;
EINECS: 216-388-1
Density: 1.422 g/cm3
Melting Point: 162-164 °C(lit.)
Boiling Point: 353.661 °C at 760 mmHg
Flash Point: 167.688 °C
Solubility: Soluble in water, ethanol, diethyl ether. Insoluble in benzene, hexane and tetrachloromethane.
Appearance: white to off-white crystalline powder
Hazard Symbols: CorrosiveC,HarmfulXn
Risk Codes: 34-41-37/38-22
Safety: 26-37/39
Transport Information: UN 3265 8/PG 2
PSA: 67.34000
LogP: 0.48960
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    China (Mainland)  |  Contact Details

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    Tel:0086-411-39553357

    Address:No. 7-1-1802, Huizhi Garden,Ocean Square,Dalian, 116033, China

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  • Phenylphosphonic acid

  • Casno:

    1571-33-1

    Phenylphosphonic acid

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    FOB Price:  USD $ 0.0-0.0/

    ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai

    Wuhan Vanz Pharm Inc. is a manufacturer&trading company.

  •  Hubei Vanz Pharm Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-27-84492310

    Address:FANHU INDUSTRY PARK

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  • Phenylphosphonic acid

  • Casno:

    1571-33-1

    Phenylphosphonic acid

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    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

    Kono Chem Co.,Ltd is a leading producer of standardized herbal extracts, natural active ingredients and APIs for pharmaceutical, health food and cosmetic industries. Annually, mo

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     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-29-86107037-8015

    Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China

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  • Phenylphosphonic acid (PPOA)

  • Casno:

    1571-33-1

    Phenylphosphonic acid (PPOA)

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

    GIHI CHEMICALS CO.,LIMITED, its former company is a small manufacturer who is specialized in the production of ester products which are used in the daily chemicals ,cosmetic produc

  •  GIHI CHEMICALS CO.,LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:571-86217390

    Address:Huacai International Building,Sandun,Westlake District,Hangzhou 310030,Zhejiang,China

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

The Phenylphosphonic acid, with the CAS registry number 1571-33-1, is also known as Benzenephosphonic acid. It belongs to the product categories of Acids; Electronic Chemicals; Micro/Nanoelectronics; Organophosphorus compound. Its EINECS number is 216-388-1. This chemical's molecular formula is C6H7O3P and molecular weight is 158.09. What's more, its systematic name is Phenylphosphonic acid. Its classification code is Skin / Eye Irritant. This chemical is stable at common pressure and temperature, and it should be protected from strong oxidants. It can be prepared by the hydrolyzation reaction of phenylphosphonic dichloride. This chemical can be used in produce pesticide.

Physical properties of Phenylphosphonic acid are: (1)ACD/LogP: 0.54; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -2.73; (4)ACD/LogD (pH 7.4): -3.23; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 3; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 67.34 Å2; (13)Index of Refraction: 1.572; (14)Molar Refractivity: 36.558 cm3; (15)Molar Volume: 111.137 cm3; (16)Polarizability: 14.493×10-24cm3; (17)Surface Tension: 59.7 dyne/cm; (18)Density: 1.422 g/cm3; (19)Flash Point: 167.688 °C; (20)Enthalpy of Vaporization: 63.168 kJ/mol; (21)Boiling Point: 353.661 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

Preparation: this chemical can be prepared by phenylphosphonic acid diethyl ester by heating. This reaction will need reagent HCl. The yield is about 100%.

Phenylphosphonic acid can be prepared by phenylphosphonic acid diethyl ester by heating

Uses of Phenylphosphonic acid: it can be used to produce phenylphosphonic acid dichloride by heating. It will need reagent PCl5 with the reaction time of 2 hours. The yield is about 91%.

Phenylphosphonic acid can be used to produce phenylphosphonic acid dichloride by heating

When you are using this chemical, please be cautious about it as the following:
This chemical is harmful if swallowed and is irritating to respiratory system and skin. It may cause burns and has a risk of serious damage to eyes. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing and eye/face protection.

You can still convert the following datas into molecular structure:
(1)SMILES: O=P(O)(O)c1ccccc1
(2)Std. InChI: InChI=1S/C6H7O3P/c7-10(8,9)6-4-2-1-3-5-6/h1-5H,(H2,7,8,9)
(3)Std. InChIKey: QLZHNIAADXEJJP-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 110mg/kg (110mg/kg)   "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 2, Pg. 55, 1950.
rat LD50 oral 2gm/kg (2000mg/kg) GASTROINTESTINAL: OTHER CHANGES

BLOOD: HEMORRHAGE
National Technical Information Service. Vol. OTS0545369.