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P-Toluic Acid (Cas:99-94-5)

Supplier From China
May-27-24

P-Toluic Acid(CAS:99-94-5)

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GOLD Member
Apr-22-25

Cas 99-94-5 P-Toluic Acid, AAA

$40 - $50 / Kilogram (FOB)
MOQ: 1  Kilograms
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P-Toluic Acid
Melting point 177-180 C (lit.)
Boiling point 274-275 C (lit.)
density 1,06 g/cm3
vapor pressure 0.02 hPa (70 �°C)
refractive index 1.5120 (estimate)
Fp 181�°C
storage temp. Store below +30�°C.
solubility 0.3g/l
pka 4.36(at 25�ºC)
Application
Determination of thorium, separation of calcium and strontium, organic synthesis, can be used as an intermediate in medicines, photosensitive materials, pesticides, and organic pigments.
GOLD Member
Aug-06-22
 
4-Hydroxybenzoic acid

Chemical Name:4-Hydroxybenzoic acid
Trade Name:p-oxybenzoic acid
Molecular Formula:C7H6O3
Molecular Weight:138.12
CAS No.:99-96-7

Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone,
slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46
Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate

Specification
Item Specification
Polymer Grade Technical Grade
Appearance white crystal powder white crystal powder
Purity(on dry base) % 99.6 99.0
Melting Point 214-217 212-216
Odor odorless odorless
Solubility Clear and transparent clear and transparent
Loss on Drying % 0.20 0.50
Color(Pt-Co) 10 40
Ash % 0.02 0.15
Sulfate(SO42-) 0.01 0.05
Chloride(Cl-) % 0.005 0.02
Phe% 0.01 0.10
Salicylic Acid % 0.02 0.10
4-Hydroxyisophthalic Acid(HIPA) ppm 500 /
Insolubles in Metha ppm 50 /
Potassium(K+) ppm 5 /
Sodium (Na+) ppm 5 /
Iron (Fe) ppm 5 /
Ca2++Mg2+ppm 5 /
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