Difluorophosphoric acid (HCID 61681)

概要

Difluorophosphoric acid, anhydrous appears as a mobile colorless strongly fuming liquid. Density 1.583 g / cm3. Corrosive to glass, fabric, metals and tissue.

名称と識別子

優先名称: Difluorophosphoric acid
IUPAC: difluorophosphinic acid

名称と別名

DIFLUOROPHOSPHORIC ACID13779-41-4Phosphorodifluoridic acidFluophosphoric acid (F2(HO)PO)3QNA5YG39LDTXSID6065632Difluorophosphoric acid, anhydroussodium DFPRefChem:133603DTXCID8034451237-421-6difluorophosphinic acid

名称をさらに表示

MFCD08461583F2HO2PEINECS 237-421-6UN1768hydroxyphosphonoyl difluorideDifluorphosphorsaurephosphonodifluoridic acidUNII-3QNA5YG39L

データベース識別子

CAS: 13779-41-4
PubChem CID: 61681
DTXSID: DTXSID6065632
UNII: 3QNA5YG39L
EC Number: 237-421-6
Nikkaji: J95.956A

物性

構造計算による物性

XLogP: 0
極性表面積: 37.3 Å²
水素結合供与体数: 1
水素結合受容体数: 4
回転可能結合数: 0
重原子数: 5
形式電荷: 0
複雑度: 62

実験および物理化学的性質

Chemical ClassesCorrosives

SpringerMaterials PropertiesBoiling point

Density1.583 at 77 °F (USCG, 1999) - Denser than water; will sink

Boiling Point241 °F at 760 mmHg (USCG, 1999)

Melting Point-139 °F (USCG, 1999)

Physical DescriptionDifluorophosphoric acid, anhydrous appears as a mobile colorless strongly fuming liquid. Density 1.583 g / cm3. Corrosive to glass, fabric, metals and tissue.

安全と法規制

GHS分類

GHS Classification · 4 件

Danger

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 42 reports by companies from 3 notifications to the ECHA C&L Inventory.

危険有害性情報

Regulatory Information · 2 件

Chemical: Phosphorodifluoridic acid

The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)

DOT LabelCorrosive

Fire Hazards · 2 件

Special Hazards of Combustion Products: Irritating and toxic fumes of hydrogen fluoride and phosphoric acid may be formed in fires. (USCG, 1999)

· Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.

Health Hazards · 2 件

Inhalation causes severe irritation of upper respiratory tract. Contact with liquid causes severe irritation of eyes and skin. Ingestion causes severe burns of mouth and stomach. (USCG, 1999)

· TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury or death.

DOT ID and Guide1768 154

Reactive GroupAcids, Strong Non-oxidizing

安全と保護具

Fire FightingExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Accidental Release Measures · 2 件

· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.

· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.

First Aid · 2 件

Get medical attention as soon as possible following exposures to this compound.

General First Aid:

Exposure Control and Personal Protection· Wear positive pressure self-contained breathing apparatus (SCBA).

Nonfire Spill ResponseExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Isolation and Evacuation · 2 件

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Immediate precautionary measure