- Details for 4-methylbenzenesulfonic acid
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4-methylbenzenesulfonic acid 104-15-4 6192-52-5
| Category : |
Catalyst and Auxiliary/Catalyst |
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| CAS NO : |
104-15-4 6192-52-5 |
| EC NO : |
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| MF : |
C18H25NO7S |
| MW : |
399.4586 |
| Specification : |
90%、93%、95%、96%、97%、98%、99% |
| Packing : |
25 kg /bag, packed inbags, inner with plastics. |
| Product description : |
4-methylbenzenesulfonic acid,PTSA
The Product Description of P-Toluene Sulfunic acid English name：P-Toluene Sulfonic acid( PTSA）
Molecular formula：C7H8O3SH2O
Molecular weight：190.2
CAS No.:104-15-4，6192-52-5
Executive standard：Q/320511 XXH01-2001 EINECS:203-180-0
UN NO.：2585
HS NO.：2904100000
Technical index:： Item/index | mother liquor | The coarse product | Pharmaceutical grade | Pharmaceutical grade | refined grade | Reagent grade | Special grade | Total acidity ≥%(sulfonic acid) | 40-65 | 90 | 93/95 | 95/97/99 | 97/99 | 99 | / | Free acid ≤% | 20-40 | 3-6 | 3/2.5 | 2/0.5 | 0.7/0.3 | 0.1 | / | Moisture(not includingcrystal water )≤% | / | 4-12 | 4 | 3.5 | 2.3 | 1.9 | / | Fe++ ≤ppm | / | / | 50 | 30 | 20 | 10 | / | Ignition residue ≤% | / | / | / | 0.2 | 0.2 | 0.02 | / | Melting point（℃） | / | / | / | / | 100 | 103 | | Alcohol solution test | / | / | / | qualified | qualified | qualified | qualified | Water solution test | / | / | / | qualified | qualified | qualified | qualified | Color | / | white | white | white | white | white | white | Packing | 25 kg /bag, packed inbags, inner with plastics. | use | It is mainly used in medicine, pesticides, fuel, such as chemical and detergent industry, also used in plastics and printing and coating industry and so on. |
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| Uses : |
It is mainly used in medicine, pesticides, fuel, such as chemical and detergent industry, also used in plastics |
| Synonyms : |
L-glutamic acid diallyl ester*P-toluenesulfonate;H-Glu(OAll)-OAll.p-tosylate;diallyl (2S)-2-aminopentanedioate; 4-methylbenzenesulfonic acid;H-GLU(OALL)-OALL P-TOSYLATE;H-Glu(OAll)-OAll; |
| Molecular Structure : |
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4-methylbenzenesulfonic acid