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Methylparaben

​CAS No: 99-76-3
Molecular formula: C8H8O3
Molecular weight: 152.15
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99-76-3


Nature

Melting point

125-128 °C(lit.)

Boiling point

298.6 °C

Density

1,46g/cm

FEMA

2710 | METHYL P-HYDROXYBENZOATE

Refractive index

1.4447 (estimate)

Flash point

280°C

Storage conditions

0-6°C

Solubility

ethanol: soluble0.1M, clear, colorless

form

Crystalline Powder

Acidity coefficient (pKa)

pKa 8.15(H2O,t =20.0) (Uncertain)

colour

White to almost white

Water solubility

Slightly soluble in water.

Freezing point

131℃

Merck

14,6107

BRN

509801

stability

Stable. Incompatible with strong oxidizing agents, strong bases.

InChIKey

LXCFILQKKLGQFO-UHFFFAOYSA-N

CAS database

99-76-3(CAS DataBase Reference)


Chemical properties

White needle crystals. Slightly soluble in water, soluble in organic solvents such as ethanol, ether, acetone.


use

Preservative; antimicrobial agent. Also used in medicine and organic synthesis, food, cosmetics and pharmaceutical anti-fungal agents. It is also used as an antiseptic and bactericide for pharmaceuticals in the pharmaceutical industry. It is also used as an anti-corrosion additive for organic synthesis and food, spices, film, etc. The similar products produced by similar production methods, such as ethyl p-hydroxybenzoate (paraben) and propyl p-hydroxybenzoate (paraben), are also disinfectant antiseptics. This product is irritating to the skin.


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