10-Undecenoic acid

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CAS Number: 112-38-9.

Molecular Formula: C11H20O2.

Molecular Weight: 184.28 g/mol.

Appearance: Colorless or pale yellow liquid.

Melting Point: 23-25°C.

Solubility: Slightly soluble in water, soluble in ethanol and ether.

Category	Details
Chemical Name	Potassium bromide
CAS Number	7758-02-3
Other Names	Bromide salt of potassium; Kalium bromid; Potassium bromide (KBr); Bromure de potassium
Formula	KBr
Appearance	White powder or colorless crystals, with a strong salty taste. It may turn yellow when exposed to light.
Physical Properties	Soluble in water, glycerol, and ethanol. The aqueous solution is neutral. Slightly hygroscopic.
Density	2.75 at 25°C
Melting Point	730°C
Boiling Point	1435°C
Applications	Widely used in spectral analysis and infrared transmission. Also used as a laboratory reagent and for removing peripheral membrane proteins. In medicine, it is used to treat conditions such as neurasthenia, hysteria, nervous insomnia, and mental excitement.
Medicinal Usage	Taken orally, usually as a 10% solution. Should not be taken on an empty stomach. Long-term use may lead to bromide poisoning, with early symptoms including skin rashes (bromide acne), memory loss, and depression.
Safety	May be irritating. Handle with care and avoid contact with eyes, skin, and clothing.

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