Rhodamine B

CAS Registry Number®

81-88-9

CAS Name

Rhodamine B

Molecular Formula

C28H31N2O3.Cl

Cite this Page

Rhodamine B.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=81-88-9 (retrieved 2024-11-22) (CAS RN: 81-88-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    165 °C

  • Density (2)

    1.3 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C28H30N2O3.ClH/c1-5-29(6-2)19-13-15-23-25(17-19)33-26-18-20(30(7-3)8-4)14-16-24(26)27(23)21-11-9-10-12-22(21)28(31)32;/h9-18H,5-8H2,1-4H3;1H

InChIKey

InChIKey=PYWVYCXTNDRMGF-UHFFFAOYSA-N

SMILES

C(O)(=O)C1=C(C=2C3=C([O+]=C4C2C=CC(N(CC)CC)=C4)C=C(N(CC)CC)C=C3)C=CC=C1.[Cl-]

Canonical SMILES

[Cl-].O=C(O)C=1C=CC=CC1C=2C=3C=CC(=CC3[O+]=C4C=C(C=CC42)N(CC)CC)N(CC)CC

Other Names for this Substance

  • Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, chloride (1:1)
  • [9-(o-Carboxyphenyl)-6-(diethylamino)-3H-xanthen-3-ylidene]diethylammonium chloride
  • Ammonium, [9-(o-carboxyphenyl)-6-(diethylamino)-3H-xanthen-3-ylidene]diethyl-, chloride
  • Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, chloride
  • 11411 Red

View All

Deleted or Replaced CAS Registry Numbers

3521-79-7, 11111-29-8, 17181-58-7, 53664-59-8, 69319-23-9, 86513-49-7, 86893-15-4, 96119-80-1, 105480-59-9, 248928-56-5, 408346-58-7, 412909-17-2, 433215-26-0, 539821-35-7, 850856-47-2, 859039-47-7, 875572-56-8, 918962-66-0, 925914-34-7, 956491-27-3, 1023342-65-5, 1051370-49-0, 1236042-79-7, 1394971-11-9, 1773488-62-2, 1825993-87-0, 2254248-91-2, 2641897-49-4

CAS INSIGHTSTM
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