87-03-6
87-03-6 structure
- Name: Rhoduline acid
- Chemical Name: 4-hydroxy-7-[(5-hydroxy-7-sulfonaphthalen-2-yl)amino]naphthalene-2-sulfonic acid
- CAS Number: 87-03-6
- Molecular Formula: C20H15NO8S2
- Molecular Weight: 461.46500
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Chloropyridine
- Create Date: 2018-12-24 10:15:53
- Modify Date: 2025-08-25 17:34:07
| Name | 4-hydroxy-7-[(5-hydroxy-7-sulfonaphthalen-2-yl)amino]naphthalene-2-sulfonic acid |
|---|---|
| Synonyms |
I Acid Imide
6,6'-Iminobis(1-hydroxy-3-sulfonaphthalene) Di-J acid Rhoduline Acid 2,2-DIMETHYL-6-NITRO-CHROMAN-4-ONE 4,4'-Dihydroxy-7,7'-imino-bis-naphthalin-2-sulfonsaeure 2-Naphthalenesulfonic acid,7'-iminobis[4-hydroxy 4,4'-dihydroxy-7,7'-imino-bis-naphthalene-2-sulfonic acid 5.5'-Dioxy-(di-naphthyl-(2)-amin)-disulfonsaeure-(7.7') J Acid Imide 4,4'-dihydroxy-7,7'-iminodi(naphthalene-2-sulfonic acid) Bis-(5-hydroxy-7-sulfo-naphthyl-(2))-amin RW acid EINECS 201-719-4 |
| Density | 1.734 |
|---|---|
| Molecular Formula | C20H15NO8S2 |
| Molecular Weight | 461.46500 |
| Exact Mass | 461.02400 |
| PSA | 177.99000 |
| LogP | 5.87580 |
| Index of Refraction | 1.802 |
| HS Code | 2934999090 |
|---|
|
~%
87-03-6 |
| Literature: US2120660 , ; |
| Precursor 1 | |
|---|---|
| DownStream 0 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |