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| CAS No.: | 26299-14-9 |
|---|---|
| Name: | Pyridinium chlorochromate |
| Molecular Structure: | |
 |
|
| Formula: | C5H5N.HCrO3Cl |
| Molecular Weight: | 215.55 |
| Synonyms: | PCC (oxidizing agent);Corey's reagent (oxidation reagent);Chromate(1-),chlorotrioxo-,(T-4)-,hydrogen,compd. with pyridine (1:1);Pyridinium chlorochromate(Adsorbed on Alumina);Pyridinium chlorochromate, PCC; |
| EINECS: | 247-595-5 |
| Melting Point: | 205-208 °C(lit.) |
| Boiling Point: | 115.3 °C at 760 mmHg |
| Flash Point: | 20 °C |
| Appearance: | Orange crystalline powder |
| Hazard Symbols: |
 O, T, N
|
| Risk Codes: | 49-8-43-50/53-20/21/22 |
| Safety: | 53-45-60-61-37-24-17-44-36/37/39-22 |
| Transport Information: | UN 1479 5.1/PG 2 |
| PSA: | 67.26000 |
| LogP: | 1.35670 |
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Chemistry
Molecular Structure of Pyridinium chlorochromate (CAS NO.26299-14-9):
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IUPAC Name: hydron; pyridine; trioxochromium; chloride
Molecular formula C5H5NHClCrO3
Molar mass 215.56 g/mol
H bond acceptors: 4
H bond donors: 1
Freely Rotating Bonds: 0
Polar Surface Area: 67.26 Å2
Appearance orange crystalline powder
Melting point 205 °C
EINECS: 247-595-5
Melting point: 205-208 °C(lit.)
Storage temp: 2-8 °C
Sensitive: Moisture Sensitive
Merck: 14,7974
Stability: Stable. May react with easily oxidized materials. Incompatible with reducing agents, combustible material, metals, strong reducing agents.
Product Categories: Classes of Metal Compounds; Cr (Chromium) Compounds; Oxidation; Pyridinium Compounds; Synthetic Organic Chemistry; Transition Metal Compounds; Pyridine series; organic intermediates
Safety Profile
Hazard Codes: 
O,
T,
N
Risk Statements: 49-8-43-50/53-20/21/22
R49:May cause cancer by inhalation.
R8 :Contact with combustible material may cause fire.
R43:May cause sensitization by skin contact.
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 53-45-60-61-37-24-17-44-36/37/39-22
S53:Avoid exposure - obtain special instructions before use.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60:This material and its container must be disposed of as hazardous waste.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
S37:Wear suitable gloves.
S24:Avoid contact with skin.
S17:Keep away from combustible material.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S22:Do not breathe dust.
RIDADR: UN 1479 5.1/PG 2
WGK Germany: 2
HazardClass: 5.1
PackingGroup: III
Specification
Pyridinium chlorochromate , with CAS number of 26299-14-9, can be called PCC (oxidizing agent) ; Chromate(1-), chlorotrioxo-,(T-4)-,hydrogen,compd. with pyridine (1:1) ; Pyridinium chlorochromate(Adsorbed on Alumina) ; Pyridinium Chlorochromate 99% ; Pyridinium chlorochromate(PCC) . It is an orange crystalline powder. Pyridinium chlorochromate (CAS NO.26299-14-9) is primarily used as an oxidant.