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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
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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)
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Safety

Hazard Codes 
Xn
Risk Statements 
22
Safety Statements 
37/39-26-24/25
WGK Germany 
3
TSCA 
Yes
HS Code 
32129000
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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.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
O7380
Product name
Orcein
Purity
synthetic
Packaging
5g
Price
$101
Updated
2024/03/01
Sigma-Aldrich
Product number
O7380
Product name
Orcein
Purity
synthetic
Packaging
10g
Price
$179
Updated
2024/03/01
Sigma-Aldrich
Product number
1.07100
Product name
Orcein
Purity
for microscopy Certistain?
Packaging
5G
Price
$165
Updated
2023/01/07
Sigma-Aldrich
Product number
1.07100
Product name
Orcein
Purity
for microscopy Certistain?
Packaging
25g
Price
$647
Updated
2022/05/15
TCI Chemical
Product number
O0061
Product name
Orcein (Synthetic)
Packaging
1g
Price
$25
Updated
2024/03/01
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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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ORCEIN Suppliers

Americas 1 Australia 1 Belgium 1 China 112 Europe 4 France 1 Germany 3 India 28 Japan 5 Mexico 2 Poland 1 South Korea 1 Switzerland 2 Ukraine 2 United Kingdom 8 United States 44 Global 216
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1400-62-0, ORCEINRelated Search:

Tris(2,4-pentanedionato)chroMiuM(III) 2,4-PENTANEDIONE, SILVER DERIVATIVE Benzyl isocyanide DICHLORO(ETHYLENEDIAMINE)PLATINUM(II) PHENYLSELENOL Aluminum acetylacetonate SALCOMINE TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III) TERT-BUTYL ISOCYANIDE COBALT(II) ACETYLACETONATE Ethyl isocyanoacetate 1,1,3,3-TETRAMETHYLBUTYL ISOCYANIDE Tosylmethyl isocyanide Ferric acetylacetonate Cupric acetylacetonate N-BUTYLISOCYANIDE METHYL ISOCYANOACETATE ELASTIN-ORCEIN,ORCEIN IMPREGNATED ELASTIN

  • ORCEIN, FOR MICROSCOPY
  • Orcein(CiNaturalRed28)
  • Orcein(NaturalRed28)
  • Orcein, certified, pure
  • PAcein
  • Orcein,pure,certified
  • Orcein, solution A, for microscopy
  • Orcein, solution B, for microscopy
  • Orcein, certified, pure 5GR
  • NATURAL RED 28
  • ORCEIN
  • ORCEIN, NATURAL
  • ORCEIN STAINING
  • ORCEIN SYNTHETIC
  • Orceinforanalysis
  • ORCEIN, SYNTHETIC, CERTIFIED
  • Trifloxysulfuron Sodium Salt, Pestanal
  • C.i. Natural Red 28
  • Moss red pigMent
  • Orcein&nbsp
  • Orcein Biological Stain
  • Orcein (from synthetic)
  • Orcein for microscopy 5GM
  • 2,8-bis(2,4-dihydroxy-6-methylanilino)-1,9-dimethyldibenzofuran-3,7-dione
  • Orcein (7CI, 8CI, 9CI, ACI)
  • 1400-62-0
  • Phenoxazine