Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Eriochrome Black T
RN: 1787-61-7
UNII: MPC0KHJ23C
InChIKey: AMMWFYKTZVIRFN-QUABFQRHSA-M

Classification Code

  • Coloring Agents

Molecular Formulas

  • C20-H12-N3-O7-S.Na
  • C20-H13-N3-O7-S.Na

Molecular Weight

  • 461.385
 
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Eriochrome Black T

Synonyms

  • Acid Chrome Black A
  • Acid Chrome Black ET
  • Acid Chrome Black ET extra
  • Acid Chrome Black ethyl
  • Acid Chrome Black ethyl extra
  • Acid Chrome Black ETN
  • Acid Chrome Black Special
  • Alizarine Chrome Black PT
  • Alizarine Chrome Black PT Supra
  • Anthranol Chrome Black T
  • Azochromol Black T
  • BC 78924
  • C.I. 14645
  • C.I. Mordant Black 11 (VAN)
  • C.I. Mordant Black 11, monosodium salt
  • Calcochrome Black T
  • Chromazine Black T
  • Chrome Black ETOO
  • Chrome Black PB
  • Chrome Black special
  • Chrome Black T
  • Chrome Black TK
  • Chrome Black TX
  • Chrome Deep Black T
  • Chrome Fast Black CAT
  • Chrome Fast Black KIT
  • Chrome Fast Black T
  • Chrome Fast Black TS
  • Chromocard Black T
  • Chromogen Black ET-OO
  • Chromogen Black ethyl OO
  • Chromogen Black ETR
  • Chromogene Black ET extra
  • Chromogene Black ET00 special
  • Chromogene Black ethyl extra
  • Chromogene Black ETO-CF
  • Chromogene Black ETOO Special
  • Chromogene Black ETOO Supra CF
  • Chromogene Black T
  • Chromogene Black T 160
  • Cromal Deep Black NS
  • Czern kwasowo-chromowa etn
  • Czern kwasowo-chromowa etn [Polish]
  • Diacromo Black PA
  • Diacromo Black PSS
  • Diadem Chrome Black DFA
  • Diadem Chrome Black T
  • Diadem Chrome Black TDS
  • Diadem Chrome Black TW
  • Diamantine Black T
  • Diamond Black PT
  • Durochrome Black ETOO
  • Durochrome Black T
  • Durochrome Black TS
  • Durochrome Black WDFA
  • EINECS 217-250-3
  • Eniacromo Black PA
  • Erio Chrome Black TN
  • Eriochrome Black DW
  • Eriochrome Black T
  • Eriochrome Black TDW
  • Eriochrome Black TND
  • Eriochrome Black TSS
  • Fast Chrome Black T
  • Fenakrom Black ET
  • Fenakrom Black ethyl
  • Hispacrom Black T
  • Java Chrome Black T
  • Kenachrome Black T
  • Lighthouse Chrome Black T
  • Magracrom Black A
  • Mitsui Chrome Black PB
  • Mordant Black 11
  • NSC 47712
  • NSC 7223
  • Omega Chrome Black S
  • Omega Chrome Black T
  • Omega Chrome Black TDW
  • Pontachrome Black TA
  • Potting Black C
  • Potting Chrome Black CL
  • Salicina Black C Extra
  • Salicine Chrome Black HC
  • Schultz No. 241
  • Solochromate Black WDFA
  • Solochrome Black
  • Solochrome Black T
  • Solochrome Black WDFA
  • Sunchromine Black BT
  • Sunchromine Black CF
  • Sunchromine Black ET
  • Sunchromine Black ethyl
  • Sunchromine Black HC
  • Superchrome Black T
  • Superchrome Black TS
  • Telon Chrome Black C
  • Telon Chrome Black CR
  • Tertrochrome Black S
  • Tertrochrome Black TS
  • UNII-MPC0KHJ23C
  • Yodochrome Black ETX

Systematic Names

  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-, monosodium salt
  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-(2-(1-hydroxy-2-naphthalenyl)diazenyl)-7-nitro-, sodium salt (1:1)
  • 3-Hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-1-naphthalenesulfonic acid sodium salt
  • C.I. Mordant Black 11, monosodium salt (8CI)
  • Sodium 3-hydroxy-4-((1-hydroxy-2-naphthyl)azo)-7-nitronaphthalene-1-sulphonate

Registry Numbers

CAS Registry Number

  • 1787-61-7

FDA UNII

  • MPC0KHJ23C

Other Registry Numbers

  • 162163-68-0
  • 37371-16-7

System Generated Number

  • 0001787617

Molecular Formulas

Molecular Formulas

  • C20-H12-N3-O7-S.Na
  • C20-H13-N3-O7-S.Na

Molecular Formula Fragments

  • C20-H12-N3-O7-S
  • C20-H13-N3-O7-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C20H13N3O7S.Na/c24-17-10-18(31(28,29)30)15-9-12(23(26)27)6-7-14(15)19(17)22-21-16-8-5-11-3-1-2-4-13(11)20(16)25;/h1-10,24-25H,(H,28,29,30);/q;+1/p-1/b22-21+;

InChIKey

AMMWFYKTZVIRFN-QUABFQRHSA-M

Smiles

c12c(c(c(O)cc1S(=O)(=O)[O-])\N=N\c1c(c3c(cccc3)cc1)O)ccc(c2)[N+](=O)[O-].[Na+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 17590mg/kg (17590mg/kg) BEHAVIORAL: EXCITEMENT

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)
Bromatologia i Chemia Toksykologiczna. Vol. 21, Pg. 65, 1988.

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 1.780 (none)   EST
Atmospheric OH Rate Constant 1.80E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.