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C7522

Sigma-Aldrich

Calcium Ionophore A23187

≥98% (TLC), powder

Synonym(s):

Antibiotic A 23187, Calimycin

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About This Item

Empirical Formula (Hill Notation):
C29H37N3O6
CAS Number:
Molecular Weight:
523.62
Beilstein:
1096801
EC Number:
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.32

sterility

non-sterile

Quality Level

Assay

≥98% (TLC)

form

powder

color

white to light yellow

solubility

ethanol: 5 mg/mL (with heating. Solutions are stable for at least 3 months at -20 °C when protected from light and water contamination.)
DMSO: 50 mg/mL (with heating or sonication. Solutions are stable for at least 3 months at -20 °C when protected from light and water contamination.)

antibiotic activity spectrum

Gram-positive bacteria
fungi

Mode of action

cell membrane | interferes

storage temp.

2-8°C

SMILES string

[H][C@@]1(O[C@@]2(CC[C@@H](C)[C@@H](Cc3nc4c(C(O)=O)c(NC)ccc4o3)O2)[C@H](C)C[C@H]1C)[C@H](C)C(=O)c5ccc[nH]5

InChI

1S/C29H37N3O6/c1-15-10-11-29(17(3)13-16(2)27(38-29)18(4)26(33)20-7-6-12-31-20)37-22(15)14-23-32-25-21(36-23)9-8-19(30-5)24(25)28(34)35/h6-9,12,15-18,22,27,30-31H,10-11,13-14H2,1-5H3,(H,34,35)/t15-,16-,17-,18-,22-,27+,29+/m1/s1

InChI key

HIYAVKIYRIFSCZ-CYEMHPAKSA-N

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Application

Calcium ionophore A23187 has been used:
  • as an endoplasmic reticulum (ER) stress inducer to study its effect on the expression of the toxoplasma unfolded protein response (UPR) genes
  • for the induction of the acrosome reaction
  • in skeletal muscle sarcoplasmic reticulum Ca2+ ATPase (SERCA) activity assay

Ionophore highly selective for Ca2+. Potentiates responses to NMDA but not quisqualate. In cell culture, stimulates nitric oxide production by calmodulin-dependent constitutive nitric oxide synthase.

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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