SU165746A1 - - Google Patents
Info
- Publication number
- SU165746A1 SU165746A1 SU872876A SU872876A SU165746A1 SU 165746 A1 SU165746 A1 SU 165746A1 SU 872876 A SU872876 A SU 872876A SU 872876 A SU872876 A SU 872876A SU 165746 A1 SU165746 A1 SU 165746A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- hac
- acids
- carried out
- sulfomass
- sulfonation
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 5
- 238000006277 sulfonation reaction Methods 0.000 description 3
- 239000000987 azo dye Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000002194 synthesizing Effects 0.000 description 2
- RUFPHBVGCFYCNW-UHFFFAOYSA-N 1-Naphthylamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1 RUFPHBVGCFYCNW-UHFFFAOYSA-N 0.000 description 1
- CYJJLCDCWVZEDZ-UHFFFAOYSA-N 8-aminonaphthalene-1-sulfonic acid Chemical compound C1=CC(S(O)(=O)=O)=C2C(N)=CC=CC2=C1 CYJJLCDCWVZEDZ-UHFFFAOYSA-N 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001264 neutralization Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N p-acetaminophenol Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU165746A1 true SU165746A1 (fr) |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0003774A1 (fr) * | 1978-02-16 | 1979-09-05 | Ciba-Geigy Ag | Procédé de nitration d'acides sulfoniques aromatiques |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0003774A1 (fr) * | 1978-02-16 | 1979-09-05 | Ciba-Geigy Ag | Procédé de nitration d'acides sulfoniques aromatiques |
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