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417025

Sigma-Aldrich

Styryl 9M

Dye content ~98 %

Synonym(s):

2-([3-(2-[4-(Dimethylamino)phenyl]ethenyl)-5,5-dimethyl-2-cyclohexen-1-ylidene]methyl)-3-methylbenzothiazolium perchlorate, 2-[[3-[2-[4-(Dimethylamino)phenyl]ethenyl]-5,5-dimethyl-2-cyclohexen-1-ylidene]methyl]-3-methylbenzothiazolium perchlorate

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About This Item

Empirical Formula (Hill Notation):
C27H31ClN2O4S
CAS Number:
82988-08-7
Molecular Weight:
515.06
MDL number:
MFCD00192453
UNSPSC Code:
12352103
PubChem Substance ID:
57650082
NACRES:
NA.23

composition

Dye content, ~98%

mp

250 °C (dec.) (lit.)

λmax

584 nm

SMILES string

[O-]Cl(=O)(=O)=O.CN(C)c1ccc(\C=C\C2=C\C(CC(C)(C)C2)=C/c3sc4ccccc4[n+]3C)cc1

InChI

1S/C27H31N2S.ClHO4/c1-27(2)18-21(11-10-20-12-14-23(15-13-20)28(3)4)16-22(19-27)17-26-29(5)24-8-6-7-9-25(24)30-26;2-1(3,4)5/h6-17H,18-19H2,1-5H3;(H,2,3,4,5)/q+1;/p-1

InChI key

ZVJQLQFMYXZEDW-UHFFFAOYSA-M

Application

Suitable as a laser dye

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCBS2891V
BCBS1568V
BCBP0552V
BCBH3200V
BCBG9672V

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Xiangquan Deng et al.
Journal of biophotonics, 13(12), e202000299-e202000299 (2020-10-08)
Indocyanine green (ICG) is a human compatible dye and is ideal for deep-tissue two-photon fluorescence (2PF) microscopy excited at the 1700-nm window in vivo. However, the two-photon excitation and emission properties of this dye remain unknown. Here we demonstrate measurement
Lauren M Barnett et al.
PloS one, 12(2), e0170934-e0170934 (2017-02-10)
The goal of this work is to determine how GCaMP6m's fluorescence is altered in response to Ca2+-binding. Our detailed spectroscopic study reveals the simplest explanation for how GCaMP6m changes fluorescence in response to Ca2+ is with a four-state model, in

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