CAS 31991-54-5: 4,4',5,5'-tetrahydroxy-9,9'-bianthracene-10,10'(9H,9'H)-dione
Formula:C28H18O6
InChI:InChI=1/C28H18O6/c29-17-9-1-5-13-21(14-6-2-10-18(30)24(14)27(33)23(13)17)22-15-7-3-11-19(31)25(15)28(34)26-16(22)8-4-12-20(26)32/h1-12,21-22,29-32H
- Synonyms:
- (9,9'-Bianthracene)-10,10'(9H,9'H)-dione, 4,4',5,5'-tetrahydroxy-
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | Dithranol dimer REF: 47-386CAS: 31991-54-5 | - - - | 211.00 € | Mon 24 Mar 25 |
![]() | Dithranol EP Impurity C REF: 86-MM0137.02CAS: 31991-54-5 | - - - | 375.00 €~1,719.00 € | Thu 27 Mar 25 |
![]() | Anthralin dimer REF: TR-A420020CAS: 31991-54-5 | - - - | 1,151.00 € | Tue 06 May 25 |
![]() | Dithranol impurity C REF: 3D-FD63749CAS: 31991-54-5 | Min. 95% | - - - | Discontinued product |

Ref: 47-386
50mg | 211.00 € |
Estimated delivery in United States, on Monday 24 Mar 2025

Dithranol EP Impurity C
Controlled ProductCAS:31991-54-5
Formula:
C28H18O6
Color and Shape:
Neat
Molecular weight:
450.44
Ref: 86-MM0137.02
25mg | 375.00 € | ||
100mg | 1,719.00 € |
Estimated delivery in United States, on Thursday 27 Mar 2025

Anthralin dimer
Controlled ProductCAS:31991-54-5
Formula:
C28H18O6
Color and Shape:
Neat
Molecular weight:
450.44
Ref: TR-A420020
100mg | 1,151.00 € |
Estimated delivery in United States, on Tuesday 6 May 2025

Dithranol impurity C
CAS:31991-54-5
Dithranol impurity C is a reactive, hydroxylated compound that is found in dithranol. It has …
Formula:
C28H18O6
Purity:
Min. 95%
Molecular weight:
450.44 g/mol
Ref: 3D-FD63749
5mg | Discontinued | Request information | |
10mg | Discontinued | Request information | |
25mg | Discontinued | Request information |