ChemicalBook--->CAS DataBase List--->94-91-7

94-91-7

94-91-7 Structure

94-91-7 Structure
IdentificationMore
[Name]

N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE
[CAS]

94-91-7
[Synonyms]

ALPHA,ALPHA'-(PROPYLENEDINITRILO)DI-O-CRESOL
BIS(SALICYLIDENE)PROPYLENEDIAMINE
N,N'-BIS(2-HYDROXYBENZYLIDENE)-1,2-PROPANEDIAMINE
N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE
N,N'-DISALICYLAL-1,2-PROPANEDIAMINE
N-N'-DISALICYLAL PROPYLENE DIAMINE
N,N'-DISALICYLIDEN-1,2-PROPYLIDENDIAMINE
N,N'-DISALICYLIDEN-1,2-PROPYLIDENEDIAMINE
N,N'-DISALICYLIDENE-1,2-PROPYLENEDIAMINE
SALPN
TIMTEC-BB SBB008409
2,2’-((1-methyl-1,2-ethanediyl)bis(nitrilomethylidyne))bis-pheno
2,2’-[(1-methyl-1,2-ethanediyl)bis(nitrilomethylidyne)]bis-pheno
2,2’-[(1-methyl-1,2-ethanediyl)bis(nitrilomethylidyne)]bis-Phenol
alpha,alpha’-(propylenedinitrilo)di-o-creso
alpha,alpha’-dipropylenedinitrilodi-o-cresol
carlislemetaldeactivator
copperinhibitor50
cuvan80
disalicylalpropylenediimine
[EINECS(EC#)]

202-374-2
[Molecular Formula]

C17H18N2O2
[MDL Number]

MFCD00020104
[Molecular Weight]

282.34
[MOL File]

94-91-7.mol
Chemical PropertiesBack Directory
[Melting point ]

48 °C
[Boiling point ]

424.95°C (rough estimate)
[density ]

1.0787 (rough estimate)
[vapor pressure ]

0.001Pa at 50℃
[refractive index ]

1.5750 (estimate)
[storage temp. ]

Inert atmosphere,Room Temperature
[solubility ]

almost transparency in Toluene
[form ]

powder to crystal
[pka]

12.72±0.50(Predicted)
[color ]

Light orange to Yellow to Green
[Water Solubility ]

190mg/L at 20℃
[LogP]

3.6 at 23℃
[CAS DataBase Reference]

94-91-7(CAS DataBase Reference)
[EPA Substance Registry System]

.alpha.,.alpha.'-(Propylenedinitrilo)di-o-cresol (94-91-7)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[RIDADR ]

2811
[RTECS ]

GP3130000
[TSCA ]

TSCA listed
[HS Code ]

2925.29.9000
[REACH Registrations]

Active
[HazardClass ]

6.1(b)
[PackingGroup ]

III
[Toxicity]

LD50 oral in rat: 4560mg/kg
Hazard InformationBack Directory
[Uses]

N,N'-Bis(salicylidene)-1,2-propanediamine (also known as SALPN) is an organic ligand containing a Schiff base structure, primarily used as a passivating agent for combustible metals, a metal ion chelating agent, and in coordination chemistry research. It may also serve as a functional component for metal passivation or antioxidant properties in certain rubber materials and reusable food-contact rubber products.
[Application]

N,N'-Bis(salicylidene)-1,2-propanediamine is a metal passivator widely used in petrol, aviation fuel and lubricating oils. This substance forms stable chelates with metal ions such as copper and zinc present in the fuel, thereby reducing the catalytic effect of these metal ions on fuel oxidation reactions. In other words, it reduces fuel oxidation, gum formation and deposit formation, and improves fuel storage stability.
[Definition]

ChEBI: Salpn is used as a fuel additive as a metal deactivator in motor oils.
[Flammability and Explosibility]

Nonflammable
Spectrum DetailBack Directory
[Spectrum Detail]

N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE(94-91-7)MS
N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE(94-91-7)1HNMR
N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE(94-91-7)13CNMR
N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE(94-91-7)IR1
N,N'-BIS(SALICYLIDENE)-1,2-PROPANEDIAMINE(94-91-7)IR2
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

94-91-7(sigmaaldrich)
[TCI AMERICA]

N,N'-Bis(salicylidene)-1,2-propanediamine,>98.0%(GC)(T)(94-91-7)
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