Ponceau 4R

C20H11N2Na3O10S3CAS 2611-82-7604.46 g/mol

Open in Covalent MOL file
O−SOOOHNNSO−OOSO−OONa+Na+Na+
AzoPhenolSulfonic acid

Properties

Molecular formula
C20H11N2Na3O10S3
Molar mass
604.46 g/mol
Exact mass
603.9269 Da
logP
2.71Crippen estimate
Polar surface area
208.1 Ų
H-bond donors / acceptors
4 / 9
Rotatable bonds
5

Hazards

No GHS classification is on file for this compound. That is not evidence that it is harmless.

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Identifiers

CAS number
2611-82-7
SMILES
[O-]S(=O)(=O)c1cc2ccc(O)c(N=Nc3ccc(S([O-])(=O)=O)c4ccccc34)c2c(S([O-])(=O)=O)c1.[Na+].[Na+].[Na+]
InChI

The InChI we hold for this record describes the parent acid and the metal separately rather than the salt above, so it is not shown here.

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Type any one amount. The others follow from the molar mass.

Names and synonyms

143 names · show all
  • Edicol supra ponceau 4RS
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
  • C.I. Acid red 18
  • C.I. Acid Red 18, trisodium salt
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, trisodium salt
  • 1578 Red
  • C.I. 16255
  • Acidal bright ponceau 3R
  • Acid brilliant scarlet 3R
  • Acid ponceau 4R
  • Acid red 18
  • Acid scarlet 3R
  • Acid scarlet 3RZ
  • Acilan scarlet V 3R
  • Aizen brilliant scarlet 3RH
  • Atul acid scarlet 3R
  • Atul scarlet F
  • Brilliant ponceau 3R
  • Brilliant ponceau 3RF
  • Brilliant ponceau 4R
  • Brilliant ponceau 4RC
  • Brilliant ponceau 5R
  • Brilliant ponceau 4RC specially pure
  • Brilliant scarlet
  • Brilliant scarlet 4R
  • Bucacid brilliant scarlet 3R
  • Calcocid brilliant scarlet 3RN
  • Certicol ponceau 4RS
  • Cilefa ponceau 4R
  • Acid scarlet 4R
  • Coccine
  • Coccin red
  • Cochineal red A
  • Cochineal red 4R
  • Cochineal red A specially pure
  • Colacid ponceau 4R
  • C.I. Food red 7
  • Curol bright red 4R
  • Daishiki brilliant scarlet 3R
  • Edicol supra ponceau 4R
  • Eurocert cochineal red A
  • Fenazo scarlet 3R
  • Food red 7
  • HD Ponceau 4R
  • HD ponceau 4R supra
  • Hexacol ponceau 4R
  • Hidacid fast scarlet 3R
  • Hispacid brilliant scarlet 3RF
  • Java scarlet 3R
  • Kayaku acid brilliant scarlet 3R
  • Kayaku food colour red no. 102
  • Kiton scarlet 4R
  • Kochineal red A for food
  • Naphthalene ink scarlet 4R
  • Naphthalene scarlet 4R
  • Neklacid red 3R
  • Neklacid red 4R
  • New coccin
  • New coccine extra conc. A export
  • New coccine extra pure A
  • Ponceau 4RF
  • Ponceau 4RE-FQ
  • Ponceau 4RE
  • Ponceau 4RT
  • Pontacyl scarlet RR
  • Rakuto brilliant scarlet 3R
  • San-ei Brilliant Scarlet 3R
  • Scarlet 4R
  • Scarlet 4RA
  • Strawberry red A geigy
  • Sugai brilliant scarlet 3R
  • Symulon acid brilliant scarlet 3R
  • Takaoka brilliant scarlet 3R
  • Trisodium 1-(4-sulfo-1-naphthylazo)-2-naphthol-6,8-disulfonate
  • Victoria scarlet 3R
  • Victoria scarlet red
  • Neucoccin
  • New coccine
  • L-Red 4
  • Naphthalene scarlet 4RS
  • Strawberry red
  • Food red number 102
  • Food red 102
  • Red 102
  • Food red no. 102
  • Brilliant scarlet 3R
  • Japan red 102
  • Aizen food red 102
  • Japan red no. 102
  • Japan food red 102
  • Naphthalene scarlet red 4RS
  • Cochineal red 70
  • Purple red
  • Duasyn acid ponceau 4RC
  • Edicol ponceau 4R
  • Vitasyn ponceau 4RC82
  • AR 18
  • Acid red 3R
  • Sicovit cochineal red 80E124
  • Orient water red 1
  • Water red 1
  • Ponceau 4R-E 124
  • Triacid scarlet 3R
  • Ichoacid scarlet 4RS
  • PuriColor Red ARE 18
  • Basacid red 405
  • Cogilor red 320.11
  • Conacid red AM
  • Water scarlet 176576
  • Kemacid scarlet 3R
  • Libacid scarlet L 3R
  • Vicoacid scarlet 3R
  • Romexal ponceau 4R
  • Solcoderm red F 4R
  • Dynacid red 3R
  • Cogilor red 320.12
  • Pacid scarlet 3R
  • BTK Scarlet 3R
  • Acid brilliant scarlet BR
  • Dinacid scarlet 3R
  • Apollo acid brilliant scarlet 3R
  • Ponceau 4R90142
  • Basovit red 400E
  • Eurocert ponceau 4R311821
  • Multacid scarlet 3R
  • Dermacid scarlet 3R
  • Indacid scarlet 3R
  • Ponceau 4R36029
  • Triacid ponceau 4R
  • Ponceau 4R307014
  • Dycosacid scarlet 2R
  • Water scarlet 176557
  • Dyacid scarlet 4R
  • Concorde acid brilliant scarlet M 3R
  • Ponceau 4R36002
  • Ponceau 4R307011
  • New coccine red
  • Red no. 102
  • Ponceau 4R supra
  • Sanolin ponceau 4RC82
  • Azo dye AR18
  • E 124
  • Lissamine scarlet 4R

Work with Ponceau 4R

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Orange G1936-15-874 % similar Acid red 735413-75-273 % similar Acid red 881658-56-672 % similar Acid brown M5850-16-867 % similar C.I. Mordant black 172538-85-457 % similar Azorubine3567-69-956 % similar Acid orange 20523-44-453 % similar Sodium 1-naphthol-4-sulfonate6099-57-652 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue.

All similar compounds

Same formula

Amaranth (dye)915-67-3

Elsewhere

PubChem CAS Common Chemistry NIST WebBook