Food Blue 1:1
- CAS NO.：16521-38-3
- Empirical Formula: C16H8N2O8S2.2Na
- Molecular Weight: 466.357
- MDL number: MFCD00078197
- EINECS: 240-589-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-08-28 09:47:35
What is Food Blue 1:1?
Preparation
with strong sulfuric acid or low concentration fuming sulfuric acid sulphonated 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-, and then into aluminum salt deposit color.
Definition
ChEBI: C.I. Pigment Blue 63 is a member of hydroxyindoles.
Flammability and Explosibility
Not classified
Properties and Applications
green light blue. Blue fine powder, odourless. Hardly soluble in water, oil and most solvent, but can be scattered, mixed with water, oil liquid and solid powder. Resistance to light sex, heat resistance, the salt resistance equal ratio of use 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-. This product is suitable for oil products, powder of solid and colloid water-soluble colorants are difficult to use items shading. The product is made of a certain amount of strong HCL, added with a certain volume of two potassium hydrogen sulfate solution diluted, the maximum absorption wavelength for 612 + 2 nm.
Properties of Food Blue 1:1
| Density | 1.603[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| EPA Substance Registry System | C.I. Pigment Blue 63 (16521-38-3) |
Safety information for Food Blue 1:1
Computed Descriptors for Food Blue 1:1
Food Blue 1:1 manufacturer
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