ORCEIN
- Product Name
- ORCEIN
- CAS No.
- 1400-62-0
- Chemical Name
- ORCEIN
- Synonyms
- PAcein;ORCEIN;Orcein NATURAL RED 28;ORCEIN, NATURAL;ORCEIN STAINING;ORCEIN SYNTHETIC;Moss red pigMent;Orceinforanalysis;C.i. Natural Red 28
- CBNumber
- CB5302354
- Molecular Formula
- C28H24N2O7
- Formula Weight
- 500.49936
- MOL File
- 1400-62-0.mol
ORCEIN Property
- Boiling point:
- 591.36°C (rough estimate)
- Density
- 1.3224 (rough estimate)
- refractive index
- 1.5800 (estimate)
- storage temp.
- room temp
- solubility
- Insoluble in water, benzene, chloroform, ether; soluble in ethanol, acetone, acetic acid; soluble in aqueous alkali
- form
- Powder
- pka
- 4.0, 6.9, 13.4(at 25℃)
- color
- Dark brown to brown-black
- Water Solubility
- Soluble in acetone, alcohol, acetic acid (red color), and dilute aqueous alkali (blue-violet color). Insoluble in water.
- λmax
- 575 nm
- Merck
- 14,6863
- Stability:
- Stable.
- Biological Applications
- Diagnosis of liver biopsy; detecting Candida,hepatitis B surface antigen in fixed tissues,histamines,HBsAg in liver cell,microorganisms
- EPA Substance Registry System
- Orcein (1400-62-0)
Safety
- Hazard Codes
- Xn
- Risk Statements
- 22
- Safety Statements
- 37/39-26-24/25
- WGK Germany
- 3
- TSCA
- Yes
- HS Code
- 32129000
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P330Rinse mouth.
N-Bromosuccinimide Price
- Product number
- O7380
- Product name
- Orcein
- Purity
- synthetic
- Packaging
- 5g
- Price
- $101
- Updated
- 2024/03/01
- Product number
- O7380
- Product name
- Orcein
- Purity
- synthetic
- Packaging
- 10g
- Price
- $179
- Updated
- 2024/03/01
- Product number
- 1.07100
- Product name
- Orcein
- Purity
- for microscopy Certistain?
- Packaging
- 5G
- Price
- $165
- Updated
- 2023/01/07
- Product number
- 1.07100
- Product name
- Orcein
- Purity
- for microscopy Certistain?
- Packaging
- 25g
- Price
- $647
- Updated
- 2022/05/15
- Product number
- O0061
- Product name
- Orcein (Synthetic)
- Packaging
- 1g
- Price
- $25
- Updated
- 2024/03/01
ORCEIN Chemical Properties,Usage,Production
Chemical Properties
dark brown crystals or powder
Uses
Orcein (cas# 1400-62-0) is an organic dye and histochemical stain. Orcein has also been used as a stain for extracellular matrices. Dyes and metabolites.
Uses
Biological stain.
Definition
ChEBI: A member of the class of benzofurans that is dibenzo[b,d]furan-3,7-dione bearing two methyl substituents at positions 1 and 9 as well as two 2,4-dihydroxy-6-methylanilino substituents at positions 2 and 8.
General Description
Orcein is a weakly acidic orange-red fluorochrome and is mainly required for the staining of elastic tissue. It is not specific for chromatin staining, however, in acidic solutions it works as a basic dye and stains basophilic chromosomes purple red.
ORCEIN Preparation Products And Raw materials
Raw materials
Preparation Products
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