This product is not a pharmaceutical grade product and is not suitable for human or animal use. Unfortunately, a pharmaceutical grade methylene blue is not currently offered.
1.59270
Methylene blue (C.I. 52015)
redox indicator, Reag. Ph Eur
Synonym(s):
Methylene Blue trihydrate, Methylthioninium chloride, 3,7-Bis(dimethylamino)phenothiazinium chloride, Tetramethylthionine chloride
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All Photos(2)
About This Item
Empirical Formula (Hill Notation):
C16H18ClN3S · 3H2O
CAS Number:
Molecular Weight:
373.90
Beilstein:
3599847
MDL number:
UNSPSC Code:
12352107
EC Index Number:
200-515-2
NACRES:
NA.05
Pricing and availability is not currently available.
Recommended Products
Product Name
Methylene blue (C.I. 52015), Reag. Ph Eur
Agency
reag. Ph. Eur.
suitable for SM 4500 - NH3
Quality Level
form
powder
potency
1180 mg/kg LD50, oral (Rat)
loss
10-15% loss on drying, 110 °C
color
dark green
pH
3 (20 °C, 10 g/L in H2O)
mp
190 °C (dec.) (lit.)
solubility
50 g/L
bulk density
400‑600 kg/m3
λmax
660-665 nm at 50% in ethanol
storage temp.
2-30°C
SMILES string
[Cl-].CN(C)c1ccc2N=C3C=C\C(C=C3Sc2c1)=[N+](/C)C
InChI
1S/C16H18N3S.ClH/c1-18(2)11-5-7-13-15(9-11)20-16-10-12(19(3)4)6-8-14(16)17-13;/h5-10H,1-4H3;1H/q+1;/p-1
InChI key
CXKWCBBOMKCUKX-UHFFFAOYSA-M
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Analysis Note
Appearance: Dark green powder, eventually with granular and bright parts.
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (ethanol 50 %): 660 - 665 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %): 2250 - 2750
Loss on drying (110 °C): 10 - 15 %
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (ethanol 50 %): 660 - 665 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %): 2250 - 2750
Loss on drying (110 °C): 10 - 15 %
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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