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214515

Chromotrope FB

Dye content 50 %

Synonym(s):

Acid Red 14, Disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonate, Mordant Blue 79

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About This Item

Empirical Formula (Hill Notation):
C20H12N2Na2O7S2
CAS Number:
3567-69-9
Molecular Weight:
502.43
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24852839
EC Number:
222-657-4
Colour Index Number:
14720
MDL number:
MFCD00003978
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form

powder

Quality Level

200

composition

Dye content, 50%

mp

275 °C

λmax

383 nm, 515 nm (2nd)

ε (extinction coefficient)

≥14500 at 513-519 nm in H2O at 0.03 g/L, ≥33000 at 214-220 nm in H2O at 0.03 g/L, ≥9000 at 320-326 nm in H2O at 0.03 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Oc1c(cc(c2ccccc12)S([O-])(=O)=O)\N=N\c3ccc(c4ccccc34)S([O-])(=O)=O

InChI

1S/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;

InChI key

YSVBPNGJESBVRM-ZPZFBZIMSA-L

Application

Chromotrope FB has been used in indirect competitive CLIA (icCLIA) to detect its presence in foods.

Biochem/physiol Actions

Chromotrope FB, also known as acid red 14 (AR14), is a bright orange-red powder. It belongs to the class of monoazides. Chromotrope FB efficiently stains fatty substances and is also used to dye food and medicines.

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

>437.0 °F

flash_point_c

> 225 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBR4653
SHBR6073
SHBP1909
MKCK0928
MKCG7528

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Wayne Luallen
Tying the Classic Salmon Fly: A Modern Approach to Traditional Techniques (1997)
E Tragni et al.
Journal of applied toxicology : JAT, 5(5), 273-276 (1985-10-01)
Pregnant rats received 14C-Carmoisine (200 mg kg-1; 25 microCi) by gavage on days 16-19 of gestation. The animals were killed and maternal tissues, amniotic fluid, placentae, foetal membranes and foetuses were analyzed for radioactivity. No evidence for the transplacental transfer
L M Flaminio et al.
Pharmacological research communications, 20(10), 907-917 (1988-10-01)
14C-Carmoisine (250/ug; 1.25 x 10(6) dpm) was incubated under strictly anaerobic conditions with resting cell suspension from stool specimens collected from male rats and human male healthy adults. The kinetics of azoreduction was determined as amount of naphthionic acid (NA)
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Global Trade Item Number

SKUGTIN
214515-50G04061838773128