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LC4063 Methyl 4-hydroxybenzoate

suitable for use as excipient exp Ph Eur,BP,JP,NF,FCC,E 218

 

Order number Packaging Quantity Price €
AC31063 Fibre carton 5 kg inquire
AC31063 Double PE Sack 20 kg inquire

 

Product information
Grade Ph Eur,BP,JP,NF,FCC,E 218
Synonyms Methylparaben, 4-Hydroxybenzoic acid methyl ester
Hill Formula C8H8O3
Chemical formula 4-(OH)C6H4(COOCH3)
HS Code 2918 29 00
EC number 202-785-7
Molar mass 152.15 g/mol
CAS number 99-76-3

 

Chemical and physical data
Ignition temperature >600 °C
Solubility 2.5 g/l (25 °C)
Melting point 125 – 128 °C
Molar mass 152.15 g/mol
Bulk density 300 – 400 kg/m3
pH value ca.5.8 (H2O, 20 °C) (saturated solution)
Vapor pressure 0.000005 hPa (20 °C)
Flash point 168 °C

 

Safety information
RTECS DH2450000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Toxicological data
LD 50 oral LD50 rat 2100 mg/kg

 

Specifications
Assay
– acidimetric; calculated on dried substance
99.5 – 100.5 %
– HPLC conforms
Identity passes test
Appearance of solution passes test
Acidic substances passes test
Melting range
– lower value
≥ 125 °C
– upper value ≤ 128 °C
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0003 %
Cd (Cadmium) ≤ 0.001 %
Cu (Copper) ≤ 0.001 %
Hg (Mercury) ≤ 0.0001 %
Pb (Lead) ≤ 0.0005 %
Zn (Zinc) ≤ 0.001 %
Related substances (HPLC) conforms
p-Hydroxy benzoic acid ≤ 0.5 %
Sum of all impurities ≤ 1.0 %
largest unspecified impurity ≤ 0.5 %
Methanol ≤ 3000 ppm
Residual solvents (Ph.Eur./USP/ICH) class 3 ≤ 0.5 %
Other residual solvents (Ph.Eur./USP/ICH) excluded by manufactoring process
Sulfated ash ≤ 0.05 %
Loss on drying (80 °C) ≤ 0.5 %
Corresponds Ph Eur, BP, NF, FCC, E218

 

Methyl 4-hydroxybenzoate, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart