67060
Methyl Green
zinc chloride salt, for microscopy (Bact., Bot., Hist.)
Recommended Products
grade
for microscopy (Bact., Bot., Hist.)
Quality Level
form
powder
pH
0.2-1.8, yellow to blue
mp
>300 °C (lit.)
solubility
water: 0.01 g/10 mL, blue to very deep blue
εmax
≥900 at 624-634 nm in water
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
[Cl-].[Br-].Cl[Zn]Cl.CC[N+](C)(C)c1ccc(cc1)\C(c2ccc(cc2)N(C)C)=C3/C=C\C(C=C3)=[N+](\C)C
InChI
1S/C27H35N3.BrH.3ClH.Zn/c1-8-30(6,7)26-19-13-23(14-20-26)27(21-9-15-24(16-10-21)28(2)3)22-11-17-25(18-12-22)29(4)5;;;;;/h9-20H,8H2,1-7H3;4*1H;/q+2;;;;;+2/p-4
InChI key
RRKSQWOQZFIQKW-UHFFFAOYSA-J
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This Item | 198080 | M8884 | 95290 |
|---|---|---|---|
| grade for microscopy (Bact., Bot., Hist.) | grade certified by the Biological Stain Commission | grade - | grade for microscopy (Bot., Hist.), indicator (pH 9.4-14.0) |
| form powder | form powder | form powder | form powder or crystals |
| pH 0.2-1.8, yellow to blue | pH 0.2-1.8, yellow to blue | pH 0.2-1.8, yellow to blue | pH 9.4-14 |
| mp >300 °C (lit.) | mp >300 °C (lit.) | mp >300 °C (lit.) | mp - |
| solubility water: 0.01 g/10 mL, blue to very deep blue | solubility H2O: 1 mg/mL | solubility water: 1 mg/mL | solubility water: 0.01 g/10 mL, blue to very deep blue |
| εmax ≥900 at 624-634 nm in water | εmax - | εmax >11100.00 at 417-425 nm in water at 0.005 g/L, >16000 at 311-319 nm in water at 0.005 g/L, >60000 at 626-634 nm in water at 0.005 g/L | εmax ≥200 at 310-320 nm, ≥400 at 595-605 nm |
Application
Biochem/physiol Actions
Methyl green is mainly used as a DNA stain in histochemistry. At low concentrations it binds selectively to AT-rich regions of native DNA. However, at high concentrations it is present at all available DNA sites.
Analysis Note
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
8A - Combustible, corrosive hazardous materials
WGK
WGK 3
Personal Protective Equipment
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