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10855 Selenous acid, Puratronic®, 99.999% (metals basis)

CAS Number
7783-00-8
Synonyms

Stock No. Size Price ($) Quantity Availability
10855-14 25g 306.00
10855-22 100g 953.00
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Selenous acid, Puratronic®, 99.999% (metals basis)

MDL
MFCD00011331
EINECS
231-974-7

Chemical Properties

Formula
H2SeO3
Formula Weight
128.97
Form
Crystalline Aggregates
Melting point
70° dec.
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Solubility
Soluble in water and ethanol.

Applications

Selenous acid is used in steel guns, wherein it changes the color of the steel from silver-grey to blue-grey. It serves as an important component of the Mecke reagent, which is utilized for drug testing. It acts as a source of selenium. It acts as a reagent for alkaloids and an oxidizing agent. Further, it is used in labeling radiopharmaceuticals. It is involved in the organic synthesis for the preparation of glyoxal.

Notes

3.004Hygroscopic. Incompatible with strong reducing agents, organic materials and powdered metals.

Literature References

Kharkongor, I.; Myrboh, B. One-pot synthesis of α-ketoacetals from aryl methyl ketones in the presence of selenous acid catalyzed by boron triflouride etherate. Tetrahedron Lett. 2015, 56 (29), 4359-4362.

Pathe, G. K.; Ahmed, N. SeO2 in water: a mild and efficient promoter for deprotection of acetyl, methoxymethyl and tetrahydropyranyl ethers and sequel oxidation of methyl/methylene carbons of alpha carbonyl carbon. RSC Adv. 2015, 5 (73), 59114-59119.

GHS Hazard and Precautionary Statements

Hazard Statements: H301+H331-H373

Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure.

Precautionary Statements: P260-P264b-P270-P271-P301+P310-P304+P340-P311-P314-P330-P501c

Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. 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. Call a POISON CENTER or doctor/physician. Get medical advice/attention if you feel unwell. Rinse mouth. Dispose of contents/ container to an approved waste disposal plant

Other References

Merck
14,8430
Hazard Class
6.1
Packing Group
II
Harmonized Tariff Code
2811.19
TSCA
Yes

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