Intermediate of Antiseptics P-Hydroxybenzoic Acid
China Intermediate of Antiseptics P-Hydroxybenzoic Acid, Find details about China P-Hydroxybenzoic Acid, 4-Hydroxybenzoic Acid from Intermediate of Antiseptics P-Hydroxybenzoic Acid
Basic Info.
Model NO.
Polymer Grade, Technical Grade
Colour
White
Molecular Weight
138.12
Melting Point
213-217
Boiling Point
213.5
Flash Point
199
Trademark
AJA
Transport Package
25kg/Drum or Bag
Specification
99% Min
Origin
China
Model NO.
Polymer Grade, Technical Grade
Colour
White
Molecular Weight
138.12
Melting Point
213-217
Boiling Point
213.5
Flash Point
199
Trademark
AJA
Transport Package
25kg/Drum or Bag
Specification
99% Min
Origin
China
Product Desciption
Basic Information
Product name: p-hydroxybenzoic acid
Synonyms: 4-Hydroxybenzoic acid ; 4-Hydroxybenzenecarboxylic acid
CAS No.: 99-96-7
EINECS No.: 202-804-9
Molecular Formula: C7H6O3
Molecular Weight: 138.12
Properties & Specification
This product is white crystal powder without any smell but is astringent. it is easily dissolved in hot water, alcohol, ether, acetone; slightly dissolved in cold water, benzene, and not dissolved in carbon bisulfide. It is dissolved in 125 cold water and relative density is 1.46.
Application
This product could be used an intermediate of antiseptics, dyestuff, medicine and injection molding. Nipagins could be gained by its esterfication with alcohol. It is also the main raw material for liquid crystal polymer and material for pesticide intermediates.
Packing
It is packed with braided plastic bags within double PE linings. Each has net weight of 25 kg. Those packed with PP bag has its net weight of 500 kg/b or 1000 kg/b.
Product name: p-hydroxybenzoic acid
Synonyms: 4-Hydroxybenzoic acid ; 4-Hydroxybenzenecarboxylic acid
CAS No.: 99-96-7
EINECS No.: 202-804-9
Molecular Formula: C7H6O3
Molecular Weight: 138.12
Properties & Specification
This product is white crystal powder without any smell but is astringent. it is easily dissolved in hot water, alcohol, ether, acetone; slightly dissolved in cold water, benzene, and not dissolved in carbon bisulfide. It is dissolved in 125 cold water and relative density is 1.46.
| 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 |
| Phenol % | 0.01 | 0.10 |
| Salicylic Acid % | 0.02 | 0.10 |
| 4-Hydroxyisophthalic Acid(HIPA) ppm | 500 | / |
| Insolubles in Methanol ppm | 50 | / |
| Potassium(K+) ppm | 5 | / |
| Sodium (Na+) ppm | 5 | / |
| Iron (Fe) ppm | 5 | / |
| Ca2++Mg2+ppm | 5 | / |
Application
This product could be used an intermediate of antiseptics, dyestuff, medicine and injection molding. Nipagins could be gained by its esterfication with alcohol. It is also the main raw material for liquid crystal polymer and material for pesticide intermediates.
Packing
It is packed with braided plastic bags within double PE linings. Each has net weight of 25 kg. Those packed with PP bag has its net weight of 500 kg/b or 1000 kg/b.
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