fd&c blue no. 2 (c.i. 73015 (Na))

Full Material List

N/A

Identifiers

CAS (Single)	860-22-0
FEMA	N/A
EINECS	212-728-8
Synonyms	acid blue 74 acid blue 74 (c.i. 73015 (Na)) (d(sup 2,2')- biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-, disodium salt (d2,2'- biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-, disodium salt c.i. 73015 (Na) c.i. 75781 C.I. food blue 1, disodium salt C.I. natural blue 2 ci 73015 (Na) ci 75781 2-(1,3- dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid, disodium salt disodium 3,3'-dioxo-(d(sup 2,2')-biindoline)-5,5'-disulfonate disodium 3,3'-dioxo-(d2,2'-biindoline)-5,5'-disulfonate disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one) disulfonate (c.i. 73015) disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate disodium 5,5'-indigotin disulfonate disodium indigo-5,5-disulfonate disodium salt of 1-indigotin-s,s'-disulfonic acid disodium salt of 1-indigotin-S,S'-disulphonic acid fd&c blue no. 2 (c.i. 73015 (Na)) food blue 1 food blue 1 disodium salt food blue no. 1 indigo carmine (c.i. 73015 (Na)) 5,5- indigo disulfonic acid disodium salt (c.i. 73015 (Na)) indigotin-5,5'-disulfonic acid disodium salt indigotine 1H- indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt natural blue 2 sodium 5,5'-indigotindisulfonate sodium indigo-5,5'-bisulfonate usacert blue no. 2
JECFA Food Flavoring	N/A
JECFA Food Additive	Indigotine
DG SANTE Food Flavourings	N/A
DG SANTE Food Contact Materials	N/A
FDA UNII	D3741U8K7L
CoE Number	N/A
XlogP3-AA	N/A
Molecular Weight	468.3728386
Molecular Formula	C16 H10 N2 Na2 O8 S2

Properties

Food Chemicals Codex Listed	No
Appearance	blue powder (est)
Assay	85.00 to 100.00
Specific Gravity	N/A
Lbs/Gal (est)	N/A
Refractive Index	N/A
Melting Point	N/A
Boiling Point	N/A
Flash Point	32.00 Â°F. TCC ( 0.00 Â°C. ) (est)
Acid Value	N/A
Vapor Pressure	N/A
Vapor Density	N/A
logP (o/w)	1.627 (est)
Soluble In	water, 1e+006 mg/L @ 25 °C (est) water, 1.00E+04 mg/L @ 25 °C (exp)
Occurrence	not found in nature

Organoleptic

Organoleptic Notes	Odor and/or flavor descriptions from others (if found).
Odor	N/A
Flavor	N/A

AInsights BETA

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FlavScents AInsights integrates information from authoritative government, scientific, academic, and industry sources to provide applied, exposure-aware insight into flavor and fragrance materials. Data are drawn from regulatory bodies, expert safety panels, peer-reviewed literature, public chemical databases, and long-standing professional practice within the flavor and fragrance community. Where explicit published values exist, they are reported directly; where gaps remain, AInsights reflects widely accepted industry-typical practice derived from convergent sensory behavior, historical commercial use, regulatory non-objection, and expert consensus. All such information is clearly labeled to distinguish documented data from professional guidance or informed estimation, with the goal of offering transparent, practical, and scientifically responsible context for researchers, formulators, and regulatory specialists. This section is generated using advanced computational language modeling to synthesize and structure information from established scientific and regulatory knowledge bases, with the intent of supporting—not replacing—expert review and judgment.

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