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201715

Pinacyanol chloride

Synonym(s):

1,1′-Diethyl-2,2′-carbocyanine chloride, 2,2′-Trimethinequinocyanine chloride, Quinaldine blue

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About This Item

Empirical Formula (Hill Notation):
C25H25ClN2
CAS Number:
2768-90-3
Molecular Weight:
388.93
NACRES:
NA.47
PubChem Substance ID:
24852020
UNSPSC Code:
12171500
EC Number:
220-457-1
MDL number:
MFCD00011974
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form

powder

Quality Level

100

mp

270 °C (dec.) (lit.)

λmax

560 nm (2nd), 604 nm

ε (extinction coefficient)

≥150000 at 603-609 nm in ethanol at 0.001 g/L, ≥65000 at 559-565 nm in ethanol at 0.001 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Cl-].CCN1C(=C\C=C\c2ccc3ccccc3[n+]2CC)\C=Cc4ccccc14

InChI

1S/C25H25N2.ClH/c1-3-26-22(18-16-20-10-5-7-14-24(20)26)12-9-13-23-19-17-21-11-6-8-15-25(21)27(23)4-2;/h5-19H,3-4H2,1-2H3;1H/q+1;/p-1

InChI key

FVMNARAKYNRZID-UHFFFAOYSA-M

Biochem/physiol Actions

Pinacyanol chloride (1, 1-diethyl-2, 2-carbocyanine chloride), also known as quinaldine blue or PIN, belongs to the class of symmetric trimethinecyanine dyes. It is widely used as a histological stain. Pinacyanol chloride is used in the study of bacterial polysaccharides. Pinacyanol chloride exposure induces respiratory immunogenicity. PIN has two absorption maximums at 605nm and 550nm, which are known asα and β bands respectively.

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

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
SHBR0364
MKCB2022V
MKBW7844V
MKBJ7734V
MKBF7511

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Michaela Patila et al.
Sensors (Basel, Switzerland), 16(3), 287-287 (2016-03-02)
Multi-layer graphene oxide-enzyme nanoassemblies were prepared through the multi-point covalent immobilization of laccase from Trametes versicolor (TvL) on functionalized graphene oxide (fGO). The catalytic properties of the fGO-TvL nanoassemblies were found to depend on the number of the graphene oxide-enzyme
Spectral studies on the interaction of pinacyanol chloride with binary
surfactants in aqueous medium
Manna K and Panda A K
Spectrochimica Acta , 74, 1268-1274 (2009)
N Christensson et al.
The journal of physical chemistry. B, 115(18), 5383-5391 (2011-02-19)
In this work we analyze how nuclear coherences modulate diagonal and off-diagonal peaks in two-dimensional electronic spectroscopy. 2D electronic spectra of pinacyanol chloride are measured with 8 fs pulses, which allows coherent excitation of the 1300 cm(-1) vibrational mode. The
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Global Trade Item Number

SKUGTIN
201715-250MG04061832338859
201715-5G04061832338866
201715-1G04061838764393