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21908-53-2 - Mercury(II) oxide, yellow, 98+% - Mercuric oxide - A14106 - Alfa Aesar

A14106 Mercury(II) oxide, yellow, 98+%

CAS Number
21908-53-2
Synonyms
Mercuric oxide

Size Price ($) Quantity Availability
50g 25.50
250g 69.90
1000g 217.00
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Mercury(II) oxide, yellow, 98+%

MDL
MFCD00011045
EINECS
244-654-7

Chemical Properties

Formula
HgO
Formula Weight
216.59
Melting point
500° dec.
Density
11.14

Literature References

Literature references should be checked to see whether the red form or the more finely-divided yellow form of the oxide is specified, although this may not be stated.

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Mercury(II) salts can be used in place of the more expensive silver salts in a modification of the Hunsdiecker conversion of carboxylic acids to alkyl bromides. Reviews: Chem. Rev., 56, 219 (1956); Org. React., 9, 341 (1957). For the mercury(II) oxide method, see: Org. Synth. Coll., 5, 126 (1955); 6, 179 (1988):

/n

Reagent for the oxidation of hydrazones to diazoalkanes. For examples, see: Org. Synth. Coll., 3, 351 (1955); 6, 392 (1988).

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GHS Hazard and Precautionary Statements

Hazard Statements: H300-H310-H330-H373-H400-H410

Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Precautionary Statements: P260-P284-P301+P310-P304+P340-P320-P330-P361-P302+P350-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Specific treatment is urgent (see label). Rinse mouth. Remove/Take off immediately all contaminated clothing. IF ON SKIN: Gently wash with plenty of soap and water. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,5883
Hazard Class
6.1
Packing Group
II
Harmonized Tariff Code
2852.10
TSCA
Yes
RTECS
OW8750000

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