• Name

  ALLURA RED AC

• EINECS 247-368-0
• CAS No. 25956-17-6
• Density 0.448[at 20℃]
• Solubility 53.878g/L at 25℃
• Melting Point >300 °C(lit.)
• Formula C₁₈H₁₄N₂O₈S₂^.2Na
• Boiling Point 325.16℃[at 101 325 Pa]
• Molecular Weight 496.429
• Flash Point
• Transport Information
• Appearance 22-24/25
• Safety 22-24/25
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms FDC Red 40 dye;Fancy Red;FoodRed 17;2-Naphthalenesulfonicacid, 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-, disodium salt(9CI);Allura Red40;Allura red;C.I. 16035;C.I. Food Red 17;FD and CRed No. 40;
• PSA 185.34000
• LogP 5.24760

Synthetic route

25956-17-6

Allura Red AC

allura red sulfonyl chloride

Conditions

Conditions	Yield
With thionyl chloride In 1,2-dichloro-ethane; N,N-dimethyl-formamide at 20 - 60℃; for 4.5h;	81.3%

2390-59-2

ethyl violet

25956-17-6

Allura Red AC

C18H13N2O8S2(3-)*3C31H42N3(1+)

Conditions

Conditions	Yield
In water pH=10;

25956-17-6

Allura Red AC

5188-07-8

sodium thiomethoxide

2Na(1+)*C19H16N2O7S3(2-)

Conditions

Conditions	Yield
Stage #1: Allura Red AC With trifluoromethylsulfonic anhydride Stage #2: sodium thiomethoxide With tetrakis(triphenylphosphine) palladium(0)

aluminum(III) nitrate nonahydrate

zinc(II) nitrate hexahydrate

1310-73-2

sodium hydroxide

25956-17-6

Allura Red AC

0.49C18H14N2O8S2(2-)*3.5H2O*Zn3.84Al1.19(OH)8(0.98+)

Conditions

Conditions	Yield
at 70℃; for 72h; pH=9.5; Inert atmosphere;

...Expand

aluminum(III) nitrate nonahydrate

1310-73-2

sodium hydroxide

25956-17-6

Allura Red AC

0.48C18H14N2O8S2(2-)*3.6H2O*Mg2.62Al0.88(OH)8(0.96+)

Conditions

Conditions	Yield
With magnesium(II) nitrate hexahydrate at 70℃; for 72h; pH=9.5; Inert atmosphere;

...Expand

ALLURA RED AC Chemical Properties

ALLURA RED AC Toxicity Data With Reference

ALLURA RED AC Safety Profile

ALLURA RED AC Specification