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| Product Name: |
P-TOLUENE SULFONIC ACID
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P-TOLUENE SULFONIC ACID |
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FOB |
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Chemical Name: P-TOLUENE SULFONIC ACID
Molecular formula:C7H8O3S¡¤H2O
Molecular weight:190.2
CAS NO.:6192-52-5 ( CAS NO of anhydrous material: 104-15-4)
HS CODE: 29041000
Class: 3
Properties: It dissolves in water, ethanol, aether, benzene, has medium toxicity, and is pungent to the skin, eye
Specifications:
Appearance: Colorless or white ,and needle-shaped crystal
Item Technical pharma Refine Reagent
grade grade grade grade
Total
acidity(C7H8O3S.H2O) ¡Ý% 93.0 95.0 97.0 99.0
Free acid(H2SO4)¡Ü% 3.0 2.0 0.5 0.1
Moisture ¡Ü% 4.0 3.5 2.5 0.9
Fe ¡Üppm 50 30 15 10
Residue on ignition ¡Ü% / 0.2 0.2 0.002
Melting point(℃) / / / 102-105
Cautions:Stored in the breezy and dry place. Avoiding solarization, drenching and exposing to air. In use, it should be avoided of getting in touch with bodies and clothes.
Use: It is mainly used in the organic synthesis industry. And in the pharmacy, it can synthesize Doxycycline, Persantin ,Naproxen and produce the intermediates of Amoxicillin , Cefadroxil .
Packing: Plastic woven bag with plastic lining inner, net weight 25kgs.
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| Company: |
Nanjing XiangShengTai Chemical Co., Ltd.
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| Contact: |
Ms. li emily |
| Address: |
zhongshandonglu |
| Postcode: |
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| Tel: |
86-025-84801979 |
| Fax: |
86-025-84801979 |
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