Metanil Yellow
ALDRICH/202029 - Dye content 70 %
Synonym: 3-
CAS Number: 587-98-4
Empirical Formula (Hill Notation): C18H14N3NaO3S
Molecular Weight: 375.38
EC Number: 209-608-2
MDL Number: MFCD00007486
Linear Formula: C18H14N3NaO3S
Product Type: Chemical
ε (extinction coefficient) | ≥18500 at 415.0-419.0 nm |
λmax | 414 nm |
application(s) | diagnostic assay manufacturing hematology histology |
composition | Dye content, 70% |
form | solid |
InChI | 1S/C18H15N3O3S.Na/c22-25( |
InChI key | NYGZLYXAPMMJTE-ANVLNOONSA |
pH | 1.5-2.7, red to yellow |
Quality Level | 200 |
SMILES string | [Na+].[O-]S(=O)(=O)c1cccc |
storage temp. | room temp |
technique(s) | titration: suitable |
Application: | Metanil yellow has been used for staining of leukocyte granules. It is also used as a counterstain in microscopic sections. |
Biochem/physiol Actions: | Metanil yellow is an azo dye. It is used as a counterstain in PAS (periodic acid-Schiff)/iron-hematox |
Packaging: | 100 g in glass bottle |
Symbol | GHS07 |
Signal word | Warning |
Hazard statements | H317 |
Precautionary statements | P280 |
Hazard Codes | Xi |
Risk Statements | 43 |
Safety Statements | 36/37 |
RIDADR | NONH for all modes of transport |
WGK Germany | 2 |
Storage Temp. | room temp |
Colour Index Number | 13065 |
UNSPSC | 12171500 |