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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 Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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