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17480

Sigma-Aldrich

Bromocresol Green sodium salt

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

Synonym(s):

3′,3″,5′,5″-Tetrabromo-m-cresolsulfonphthalein sodium salt

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About This Item

Empirical Formula (Hill Notation):
C21H13Br4NaO5S
CAS Number:
Molecular Weight:
720.00
EC Number:
MDL number:
UNSPSC Code:
41116124
PubChem Substance ID:
NACRES:
NA.25

grade

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

mp

230 °C (dec.) (lit.)

SMILES string

[Na+].Cc1c(Br)c(O)c(Br)cc1\C(=C2\C=C(Br)C(=O)C(Br)=C2C)c3ccccc3S([O-])(=O)=O

InChI

1S/C21H14Br4O5S.Na/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;/q;+1/p-1

InChI key

HEFSGAHJDGZCHA-UHFFFAOYSA-M

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Application

Bromocresol green has been used to study the removeal of non-ionic organic pollutants from water via liquid-liquid extraction. Bromocresol green has also been used in a study to examine growth inhibition pattern and lactic acid production in Streptococcus mutans.

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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Hua Zhu et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 36(23), 3262-3264 (2012-03-08)
To find out the relativity among starch quantity, polysaccharides content and total alkaloid content of Dendrobium loddigesii. Microscopy-counting process was applied to starch quantity statistics, sulfuric acid-anthrone colorimetry was used to assay polysaccharides content and bromocresol green colorimetry was used
Swati Misra et al.
Anaerobe, 18(3), 273-279 (2012-03-24)
Twenty clinical isolates of Streptococcus sp. were isolated from six clinical samples of dental caries on MSFA. Amongst these isolates, five clinical isolates were identified as S treptococcus mutans on the basis of morphological, biochemical and 16S rDNA sequencing. The
Juan C López-Montilla et al.
Water research, 39(9), 1907-1913 (2005-05-19)
The removal of model pollutants bromocresol green (BG) and phenol from water is demonstrated via two liquid-liquid extraction methods. Both methods exploit selective interactions established by the pollutant molecule with a surfactant, oil, or alcohol, and are variants of the

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