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642339

Sigma-Aldrich

IR-797 chloride

Dye content 70 %

Synonym(s):

2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-ethylidene]-1-cyclopenten-1-yl]-ethenyl]-1,3,3-trimethyl-3H-indolium chloride

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About This Item

Empirical Formula (Hill Notation):
C31H34Cl2N2
CAS Number:
110992-55-7
Molecular Weight:
505.52
MDL number:
MFCD03427060
UNSPSC Code:
12352103
PubChem Substance ID:
24883185
NACRES:
NA.23

form

solid

Quality Level

100

composition

Dye content, 70%

mp

116.7-128.0 °C (lit.)

λmax

797 nm in methanol

SMILES string

[Cl-].CN1c2ccccc2C(C)(C)\C1=C\C=C3/CCC(\C=C\C4=[N+](C)c5ccccc5C4(C)C)=C3Cl

InChI

1S/C31H34ClN2.ClH/c1-30(2)23-11-7-9-13-25(23)33(5)27(30)19-17-21-15-16-22(29(21)32)18-20-28-31(3,4)24-12-8-10-14-26(24)34(28)6;/h7-14,17-20H,15-16H2,1-6H3;1H/q+1;/p-1

InChI key

OATKVFFCVUJOEX-UHFFFAOYSA-M

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Features and Benefits

Solvent soluble, laser and near-IR dye

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

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