Skip to Content
Merck
CN

Key Documents

View All Documentation

66725

Methylene Blue solution alkaline according to Loeffler

according to Loeffler

Synonym(s):

Methylene Blue solution, Ehrlich’s reagent III, Loeffler’s Methylene Blue

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C16H18ClN3S
CAS Number:
61-73-4
Molecular Weight:
319.85
UNSPSC Code:
12352200
NACRES:
NA.25
PubChem Substance ID:
329760312
MDL number:
MFCD00012111
Beilstein/REAXYS Number:
3641570
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Segment

shelf life

limited shelf life, expiry date on the label

composition

dye (C.I.No. 52015), 0.3 % (w/v) (in ethanol:0.1% aqueous KOH 3:10)

refractive index

n20/D 1.347

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

Application

Loeffler′s alkaline methylene blue stain solution has been used for the staining of microalgae cells.

Other Notes

Prepared according to Clark

Pictograms

Flame
GHS02

Signal Word

Warning

Hazard Codes

H226

Hazard Classifications

Flam. Liq. 3

Storage Class

3 - Flammable liquids

WGK

WGK 2

Flash Point (°F)

84.2 °F - closed cup

Flash Point (°C)

29 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library