Reactive Black 5
CAS Registry Number®
17095-24-8
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CAS Name
Reactive Black 5Molecular Formula
C26H25N5O19S6.4NaCite this Page
Reactive Black 5. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?ref=17095-24-8 (retrieved ) (CAS RN: 17095-24-8). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C26H25N5O19S6.4Na/c27-23-22-15(13-20(53(37,38)39)24(23)30-28-16-1-5-18(6-2-16)51(33,34)11-9-49-55(43,44)45)14-21(54(40,41)42)25(26(22)32)31-29-17-3-7-19(8-4-17)52(35,36)12-10-50-56(46,47)48;;;;/h1-8,13-14,32H,9-12,27H2,(H,37,38,39)(H,40,41,42)(H,43,44,45)(H,46,47,48);;;;
InChIKey
InChIKey=FIDMUJIVRZQJIG-UHFFFAOYSA-N
SMILES
NC=1C2=C(C=C(S(=O)(=O)O)C(N=NC3=CC=C(S(CCOS(=O)(=O)O)(=O)=O)C=C3)=C2O)C=C(S(=O)(=O)O)C1N=NC4=CC=C(S(CCOS(=O)(=O)O)(=O)=O)C=C4.[Na]
Canonical SMILES
[Na].O=S(=O)(O)OCCS(=O)(=O)C1=CC=C(N=NC2=C(O)C=3C(C=C2S(=O)(=O)O)=CC(=C(N=NC4=CC=C(C=C4)S(=O)(=O)CCOS(=O)(=O)O)C3N)S(=O)(=O)O)C=C1
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4)
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[[p-[(2-hydroxyethyl)sulfonyl]phenyl]azo]-, 3,6-bis(hydrogen sulfate) (ester), tetrasodium salt
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt
- Reactive Black 5
- Cavalite Black B
Deleted or Replaced CAS Registry Numbers
12225-25-1, 72528-69-9, 90598-98-4, 136511-39-2, 188735-39-9, 403597-90-0, 494769-17-4, 1208234-88-1, 1810743-86-2
