ChemicalBook CAS DataBase List 5-Amino-1-naphthalenesulfonic acid

5-Amino-1-naphthalenesulfonic acid synthesis

12synthesis methods

Product Name:5-Amino-1-naphthalenesulfonic acid
CAS Number:84-89-9
Molecular formula:C10H9NO3S
Molecular Weight:223.25

Laurent’s acid is coproduced with Peri acid as the minor component of a 5:2 isolated product ratio.

91-20-3 Synthesis

91-20-3
487 suppliers
$13.19/250mg

84-89-9
211 suppliers
$8.00/25g

Yield:-

Steps:

Multi-step reaction with 5 steps
1: sulfuric acid / 5 h / 80 - 90 °C / Heating; Large scale
2: nitric acid / 3 h / 20 - 40 °C / Cooling
3: dolomite / water / 0.17 h
4: sulfuric acid; iron / 90 - 110 °C
5: sulfuric acid / 0.17 h

References:

Tongling Chemical Group Organic Chemical Co., Ltd;Wu, Fei;Hu, Zhanglai;Zhou, Rui;Cheng, Liansheng CN105503662, 2016, A

17521-00-5 Synthesis

17521-00-5
3 suppliers
inquiry

84-89-9
211 suppliers
$8.00/25g

References

85-47-2
142 suppliers
$11.00/5g

84-89-9
211 suppliers
$8.00/25g

References

134-32-7
360 suppliers
$9.00/1g

84-86-6
147 suppliers
$20.00/5g

84-89-9
211 suppliers
$8.00/25g

References

89108-43-0
4 suppliers
inquiry

84-89-9
211 suppliers
$8.00/25g

References

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