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  2. Ponceau 4R

Ponceau 4R (Synonyms: Acid Red 18; New Coccine)

Cat. No.: HY-D0193 Purity: 99.80%
Handling Instructions

Ponceau 4R is a synthetic colourant that may be used as a food colouring.

For research use only. We do not sell to patients.

Ponceau 4R Chemical Structure

Ponceau 4R Chemical Structure

CAS No. : 2611-82-7

Size Price Stock Quantity
Free Sample (0.5-1 mg)   Apply Now  
Solution
10 mM * 1 mL in DMSO USD 55 In-stock
Estimated Time of Arrival: December 31
Solid + Solvent
10 mM * 1 mL
ready for reconstitution
USD 55 In-stock
Estimated Time of Arrival: December 31
Solid
500 mg USD 50 In-stock
Estimated Time of Arrival: December 31
1 g USD 60 In-stock
Estimated Time of Arrival: December 31
5 g   Get quote  
10 g   Get quote  

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Description

Ponceau 4R is a synthetic colourant that may be used as a food colouring. onceau 4R is a strawberry red azo dye which can be used in a variety of food products, and is usually synthesized fromaromatic hydrocarbons; it is stable to light, heat, and acid but fades in the presence of ascorbic acid.

Molecular Weight

604.47

Formula

C₂₀H₁₁N₂Na₃O₁₀S₃

CAS No.
SMILES

O=S(C1=C2C(/N=N/C3=C4C=CC=CC4=C(S(=O)(O[Na])=O)C=C3)=C(O)C=CC2=CC(S(=O)(O[Na])=O)=C1)(O[Na])=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (165.43 mM; Need ultrasonic)

H2O : 25 mg/mL (41.36 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.6543 mL 8.2717 mL 16.5434 mL
5 mM 0.3309 mL 1.6543 mL 3.3087 mL
10 mM 0.1654 mL 0.8272 mL 1.6543 mL
*Please refer to the solubility information to select the appropriate solvent.
In Vivo:
  • 1.

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% saline

    Solubility: ≥ 2.5 mg/mL (4.14 mM); Clear solution

  • 2.

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in saline)

    Solubility: ≥ 2.5 mg/mL (4.14 mM); Clear solution

*All of the co-solvents are provided by MCE.
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  • Dilution Calculator

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The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

Keywords:

Ponceau 4RAcid Red 18 New CoccineAcid Red18Acid Red-18OthersInhibitorinhibitorinhibit

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Product Name:
Ponceau 4R
Cat. No.:
HY-D0193
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