R3257
Resorufin sodium salt
redox indicator
Synonym(s):
7-Hydroxy-3H-phenoxazin-3-one sodium salt
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About This Item
Recommended Products
Quality Level
form
powder
mp
>300 °C (lit.)
solubility
water: 1 mg/mL, opaque
storage temp.
room temp
SMILES string
[Na+].[O-]c1ccc2N=C3C=CC(=O)C=C3Oc2c1
InChI
1S/C12H7NO3.Na/c14-7-1-3-9-11(5-7)16-12-6-8(15)2-4-10(12)13-9;/h1-6,14H;/q;+1/p-1
InChI key
TYXBZZBYMSVFPR-UHFFFAOYSA-M
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This Item | 31307 | 223506 | 208290 |
|---|---|---|---|
| assay 99% | assay ≥99% | assay ≥99%, 99.0-105.0% (ACS specification) | assay ≥99% (by assay) |
| grade reagent grade | grade ACS reagent, puriss. p.a. | grade ACS reagent | grade ACS reagent |
| mp 176 °C (dec.) (lit.) | mp 176 °C (dec.) (lit.) | mp 176 °C (dec.) (lit.) | mp 176 °C (dec.) (lit.) |
| vapor pressure 0.01 mmHg ( 20 °C) | vapor pressure 0.01 hPa ( 20 °C) | vapor pressure 0.01 mmHg ( 20 °C) | vapor pressure - |
| pH 5-8 (25 °C, 147 g/L) | pH 4.5-8.0 (25 °C, 5%) | pH 4.5-8.5 (25 °C, 5%) | pH - |
General description
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
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