New methylene blue

Name: New methylene blue
Brand: Vaqora Chemicals
SKU: VQ-000652

About New methylene blue

Vaqora Chemicals supplies New methylene blue, a biological stain registered under CAS number 1934-16-3. With the molecular formula C18H22ClN3S, it has a molar mass of 347.9 g/mol. Its systematic (IUPAC) name is ethyl-[7-(ethylamino)-2,8-dimethylphenothiazin-3-ylidene]azanium chloride. It is also known as Basic Blue 24 or Methylene Blue N.

In its supplied form it is a dark green to dark brown powder or crystals or crystalline powder. Store sealed in a dry, well-ventilated location away from incompatible materials. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Typical applications include histology and cytology staining, microscopy, clinical laboratories and indicator for titrations. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

We offer New methylene blue in 1 g, 5 g, 10 g and 25 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Indicator for titrations

Industries

Specifications & identifiers

Chemical identifiers
Product name	New methylene blue
Catalogue No.	VQ-000652
CAS Number	1934-16-3
IUPAC name	ethyl-[7-(ethylamino)-2,8-dimethylphenothiazin-3-ylidene]azanium chloride
Molecular formula	C₁₈H₂₂ClN₃S
Molecular weight	347.9 g/mol
Exact mass	347.1223
HSN code	32041360
InChIKey	SQHOAFZGYFNDQX-UHFFFAOYSA-N
SMILES	CCNC1=CC2=C(C=C1C)N=C3C=C(C(=[NH+]CC)C=C3S2)C.[Cl-]
PubChem CID	73518

Physical properties
Physical form	Crystalline
Appearance	Dark green to dark brown powder or crystals or crystalline powder
H-bond donors / acceptors	2 / 4
TPSA	63.7 Å²
Synonyms	Basic Blue 24, Methylene Blue N, New Methylene Blue N, Methylene Blue NN, C.I. Basic Blue 24, 3,7-Bis(ethylamino)-2,8-dimethylphenothiazin-5-ium chloride, Phenothiazin-5-ium, 3,7-bis(ethylamino)-2,8-dimethyl-, chloride, C.I. Basic Blue 24 (VAN), Phenothiazin-5-ium,7-bis(ethylamino)-2,8-dimethyl-, chloride, [7-(azapropylidene)-2,8-dimethylphenothiazin-3-yl]ethylamine, chloride, ethyl[7-(ethylamino)-2,8-dimethylbenzo[3,4-b]benzo[e]1,4-thiazin-3-yl]amine, c hloride

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of New methylene blue?

The CAS Registry Number of New methylene blue is 1934-16-3. It is also known as Basic Blue 24, Methylene Blue N, New Methylene Blue N.

What is the molecular formula and molecular weight of New methylene blue?

New methylene blue has the molecular formula C18H22ClN3S and a molecular weight of 347.9 g/mol. Its IUPAC name is ethyl-[7-(ethylamino)-2,8-dimethylphenothiazin-3-ylidene]azanium chloride.

Which grade and pack sizes of New methylene blue can I order?

We supply New methylene blue, in 1 g, 5 g, 10 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with New methylene blue?

Yes. Every lot of New methylene blue is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can New methylene blue be shipped internationally?

Yes. We export New methylene blue worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.