Patent blue V sodium salt
SIGMA/21605 - for microscopy
Synonym: Acid blue 3 sodium salt; Food Blue 5 sodium salt
CAS Number: 20262-76-4
Empirical Formula (Hill Notation): C27H31N2NaO7S2
Molecular Weight: 582.66
EC Number: 243-654-4
MDL Number: MFCD09608138
Linear Formula: C27H31N2NaO7S2
Product Type: Chemical
| εmax | ≥1200 at 630-640 nm in water |
| ≥50 at 405-415 nm in water | |
| application(s) | diagnostic assay manufacturing hematology histology |
| assay | 5 — 10% Na basis |
| color | blue to very dark blue |
| form | powder |
| grade | for microscopy |
| InChI | 1S/C27H32N2O7S2.Na/c1-5-2 |
| InChI key | PMLFOMWMYRKZRF-UHFFFAOYSA |
| pH range | 4.0-6.0 |
| Quality Level | 200  |
| SMILES string | [Na+].CCN(CC)c1ccc(cc1)C |
| solubility | methanol: water (1:1): 0.01 g/10 mL, blue to very deep blue |
| storage temp. | room temp |
| Application: | Patent blue V sodium salt has been used as a stain in pharmacology. |
| Application: | Patent Blue V sodium salt has been used as a stain in pharmacology.It is a biological stain used for the demonstration of hemoglobin. Its applications are also seen in the field of biology and medicine where it′s used as a physiological tracer, to study the movement of fluid within the kidney. Patent Blue V is useful as a marker dye in oncological surgeries for accurate and complete excision of lymph nodes. It is also used as a food color. |
| General description: | Patent Blue V sodium salt, also called as Sulfan Blue. is a disulfonated diaminotriphenylmethane dye with a hydrophilic anion and an aromatic system. It is orange under acid conditions and blue in alkali. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 5 — 10% Na basis |
| Storage Temp. | room temp |
| Colour Index Number | 42051 |
| UNSPSC | 12171500 |