Methyl blue

Modify Date: 2024-01-02 12:34:45

Methyl blue Structure
Methyl blue structure
Common Name Methyl blue
CAS Number 28983-56-4 Molecular Weight 799.799
Density N/A Boiling Point N/A
Molecular Formula C37H27N3Na2O9S3 Melting Point N/A
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

 Use of Methyl blue


Methyl blue belongs to the group of triaminotriphenylmethane dyes. Methyl blue is widely used as antiseptic dye in polychrome staining method and has applications in histological and microbiological staining solutions. Methyl blue has been used as a model to study the effect of various catalysts on photodegradation of dyes[1][2].

 Names

Name methyl blue
Synonym More Synonyms

 Methyl blue Biological Activity

Description Methyl blue belongs to the group of triaminotriphenylmethane dyes. Methyl blue is widely used as antiseptic dye in polychrome staining method and has applications in histological and microbiological staining solutions. Methyl blue has been used as a model to study the effect of various catalysts on photodegradation of dyes[1][2].
Related Catalog
References

[1]. Mohammed Hassan, et al. Micellar effect on the kinetics of oxidation of methyl blue by Ce(IV) in sulfuric acid medium. Arabian Journal of Chemistry. Volume 8, Issue 1, January 2015, Pages 72-77.

[2]. K.Kotak, et al. Photostability of Aniline Blue (CI 42755) and Methyl Blue (CI 42780). Dyes and Pigments. Volume 34, Issue 2, June 1997, Pages 159-167.

 Chemical & Physical Properties

Molecular Formula C37H27N3Na2O9S3
Molecular Weight 799.799
Exact Mass 799.070496
PSA 230.33000
LogP 10.31770
Storage condition Store at RT.
Stability Stable. Incompatible with strong oxidizing agents.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB5044700
CHEMICAL NAME :
Benzenesulfonic acid, ((4-(bis(4-((sulfophenyl)amino)phenyl)methylene)-2,5- cyclohexadien- 1-ylidene)amino)-, disodium salt
CAS REGISTRY NUMBER :
28983-56-4
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C37-H27-N3-O9-S3.2Na
MOLECULAR WEIGHT :
799.83

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn
Risk Phrases 22-36/37/38
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DB5044700

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 Synonyms

Disodium 4,4'-[({4-[(4-sulfonatophenyl)iminio]-2,5-cyclohexadien-1-ylidene}methylene)bis(4,1-phenyleneimino)]dibenzenesulfonate
C.I. Acid Blue 93
Acid blue 93,Aniline blueCotton blue
Blue G
MFCD00058509
inkblueba
Benzenaminium, N-[4-[bis[4-[(4-sulfophenyl)amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-4-sulfo-, inner salt, sodium salt (1:2)
Acid Blue 93
inkbluewgs
inkblueg
silkblueh
Sodium Triphenyl-p-rosanilinetrisulfate
[[4-[Bis[4-[(sulfophenyl)amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]amino]benzenesulfonic Acid Disodium Salt
Disodium 4,4'-[({4-[(4-sulfonatophenyl)iminio]cyclohexa-2,5-dien-1-ylidene}methylene)bis(4,1-phenyleneimino)]dibenzenesulfonate
Methyl blue
disodium 4,4'-[({4-[(4-sulfonatophenyl)iminio]cyclohexa-2,5-dien-1-ylidene}methanediyl)bis(benzene-4,1-diylimino)]dibenzenesulfonate
skyblueg
HELVETIA BLUE
inkbluen
EINECS 249-352-9
inkbluem
Benzenesulfonic acid, 4-((4-(bis(4-((4-sulfophenyl)amino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)amino)-, disodium salt
Brilliant Cotton Blue
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