Hexafluorophosphoric acid

Names

[ CAS No. ]:
16940-81-1

[ Name ]:
Hexafluorophosphoric acid

[Synonym ]:
EINECS 241-006-5
hydron,hexafluorophosphate
MFCD00011350

Chemical & Physical Properties

[ Density]:
1.651 g/mL at 25 °C

[ Melting Point ]:
10 °C

[ Molecular Formula ]:
F₆HP

[ Molecular Weight ]:
145.97200

[ Exact Mass ]:
145.97200

[ PSA ]:
13.59000

[ LogP ]:
3.49490

[ Stability ]:
Stable. Incompatible with strong oxidizing agents.

[ Water Solubility ]:
hydrolyzes slowly

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SY7115000

CHEMICAL NAME :: Phosphate(1-) hexafluoro-, hydrogen

CAS REGISTRY NUMBER :: 16940-81-1

LAST UPDATED :: 199701

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: F6-P.H

MOLECULAR WEIGHT :: 145.98

WISWESSER LINE NOTATION :: ..H..P-F6

Safety Information

[ Symbol ]:

GHS05, GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H290-H300 + H310-H314-H331

[ Supplemental HS ]:
Reacts violently with water.

[ Precautionary Statements ]:
Missing Phrase - N15.00950417-P260-P280-P301 + P310 + P330-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338-P403 + P233

[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
T:Toxic;C:Corrosive;

[ Risk Phrases ]:
R23/24/25;R34

[ Safety Phrases ]:
S26-S28-S36/37/39-S45-S7/9-S36/37

[ RIDADR ]:
UN 1782 8/PG 2

[ WGK Germany ]:
3

[ RTECS ]:
SY7115000

[ Packaging Group ]:
II

[ Hazard Class ]:
8

Articles

The Use of Hexafluorophosphoric Acid in the Schiemann Reaction Rutherford KG, et al.

J. Org. Chem. , (1961) 26(12) , 5149-5152

Product Class 12: Telluropyrylium and Benzotelluropyrylium Salts Murphy PJ, Thomas EJ

Science of Synthesis: Houben-Weyl Methods of Molecular Transformations