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17470

Sigma-Aldrich

Bromocresol Green Sultone Form

for microscopy (Bot., Hist., Vit.), indicator (pH 3.8-5.4)

Synonym(s):

3′,3′′,5′,5′′-Tetrabromo-m-cresolsulfonephthalein, Bromocresol Blue

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About This Item

Empirical Formula (Hill Notation):
C21H14Br4O5S
CAS Number:
76-60-8
Molecular Weight:
698.01
Beilstein:
372527
EC Number:
200-972-8
MDL number:
MFCD00005874
UNSPSC Code:
12171500
PubChem Substance ID:
57647607
NACRES:
NA.47

grade

for microscopy (Bot., Hist., Vit.)
indicator (pH 3.8-5.4)

form

powder

technique(s)

titration: suitable

pH

3.8-5.4, yellow to blue

mp

225 °C

solubility

methanol: water (1:1): 0.1 g/10 mL, red

εmax

≥225 at 418-428 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

Cc1c(Br)c(O)c(Br)cc1C2(OS(=O)(=O)c3ccccc23)c4cc(Br)c(O)c(Br)c4C

InChI

1S/C21H14Br4O5S/c1-9-12(7-14(22)19(26)17(9)24)21(13-8-15(23)20(27)18(25)10(13)2)11-5-3-4-6-16(11)31(28,29)30-21/h3-8,26-27H,1-2H3

InChI key

FRPHFZCDPYBUAU-UHFFFAOYSA-N

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Application

for complexometry

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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