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5026-62-0

5026-62-0 structural image
Product Name: Sodium methylparaben
Formula: C8H9NaO3
Synonyms: 4-Hydroxybenzoic acid methyl ester sodium salt, Methylparaben sodium salt;Methyl 4-hydroxybenzoate sodium salt;Methylis parahydroxybenzoas natricum;Sodium methyl 4-hydroxybenzoate
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description White, hygroscopic powder
Melting Point The white precipitate formed by acidifying with hydrochloric acid a 10 % (w/v) aqueous solution of the sodium derivative of methylp-hydroxybenzoate (using litmus paper as indicator) shall, when washed with water and dried at 80 °C for two hours, have a melting range of 125 °C to 128 °C
pH 9,7-10,3 (0,1 % solution in carbon dioxide free water)

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Corrosion
Corrosives
GHS05
GHS Hazard Statements H315:Skin corrosion/irritation
H318:Serious eye damage/eye irritation
H412:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P273:Avoid release to the environment.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.

COMPUTED DESCRIPTORS

Molecular Weight 174.13 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 3
Rotatable Bond Count 2
Exact Mass 174.02928836 g/mol
Monoisotopic Mass 174.02928836 g/mol
Topological Polar Surface Area 49.4 Ų
Heavy Atom Count 12
Formal Charge 0
Complexity 141
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 2
Compound Is Canonicalized Yes

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