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B4377

Sigma-Aldrich

5-Bromo-4-chloro-3-indolyl acetate

esterase substrate

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About This Item

Empirical Formula (Hill Notation):
C10H7BrClNO2
CAS Number:
Molecular Weight:
288.53
MDL number:
UNSPSC Code:
12352204
PubChem Substance ID:
NACRES:
NA.83

Quality Level

Assay

≥99% (TLC)

form

powder

solubility

ethanol: 50 mg/mL, clear, colorless to faintly yellow

storage temp.

−20°C

SMILES string

CC(=O)Oc1c[nH]c2ccc(Br)c(Cl)c12

InChI

1S/C10H7BrClNO2/c1-5(14)15-8-4-13-7-3-2-6(11)10(12)9(7)8/h2-4,13H,1H3

InChI key

WPWLFFMSSOAORQ-UHFFFAOYSA-N

Packaging

Sealed ampule.

Caution

Decomposes in storage with development of dark blue-green color.

Substrates

A histochemical substrate for esterase.

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)

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Studies in enzyme cytochemistry. V. An appraisal of indigogenic reactions for esterase localization.
S J HOLT et al.
Proceedings of the Royal Society of London. Series B, Biological sciences, 148(933), 520-532 (1958-04-08)

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