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AC2-26

CAS No.
151988-33-9
Chemical Name:
AC2-26
Synonyms
CA2-26;AC2-26;Ac2-26 TFA salt;Annexin A1 (1-25);Annexin 1 (ANXA - 1, Ac 2 - 26);Annexin A1(1-25)(dephosphorylated)(human)ammonium salt;Annexin-1 (2-26) (huMan), Lipocortin-1 (2-26), Calpactin II (1-25) (dephosphorylated) (huMan), Ac2-26;Ac-Ala-Met-Val-Ser-Glu-Phe-Leu-Lys-Gln-Ala-Trp-Phe-Ile-Glu-Asn-Glu-Glu-Gln-Glu-Tyr-Val-Gln-Thr-Val-Lys-OH;Annexin A1 (1-25) (dephosphorylated) (huMan) Annexin-1 (2-26) (huMan), Lipocortin-1 (2-26), Calpactin II (1-25) (dephosphorylated) (huMan), Ac2-26;Annexin A1 (1-25) (dephosphorylated) (human) trifluoroacetate salt Ac-Ala-Met-Val-Ser-Glu-Phe-Leu-Lys-Gln-Ala-Trp-Phe-Ile-Glu-Asn-Glu-Glu-Gln-Glu-Tyr-Val-Gln-Thr-Val-Lys-OH trifluoroacetate salt
CBNumber:
CB5429378
Molecular Formula:
C141H210N32O44S
Molecular Weight:
3089.43
MDL Number:
MFCD00792708
MOL File:
151988-33-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-27 17:00:41

AC2-26 Properties

Boiling point 2847.6±65.0 °C(Predicted)
Density 1.327±0.06 g/cm3(Predicted)
storage temp. Desiccate at -20°C
solubility Soluble to 1 mg/ml in PBS
form Solid
color White to off-white
Sequence Ac-Ala-Met-Val-Ser-Glu-Phe-Leu-Lys-Gln-Ala-Trp-Phe-Ile-Glu-Asn-Glu-Glu-Gln-Glu-Tyr-Val-Gln-Thr-Val-Lys-OH

AC2-26 price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth FA108920 Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 5mg $288.25 2026-06-04 Buy
Biosynth FA108920 Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 10mg $461.3 2026-06-04 Buy
Biosynth FA108920 Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 25mg $749.5 2026-06-04 Buy
Biosynth FA108920 Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 50mg $1153 2026-06-04 Buy
Biosynth FA108920 Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 100mg $1845 2026-06-04 Buy
Product number Packaging Price Buy
FA108920 5mg $288.25 Buy
FA108920 10mg $461.3 Buy
FA108920 25mg $749.5 Buy
FA108920 50mg $1153 Buy
FA108920 100mg $1845 Buy

AC2-26 Chemical Properties, Uses, Production

Uses

Ac2-26 is the N-terminal peptide of annexin 1, and has anti-inflammatory activity. Ac2-26 induces a decrease in IKKβ protein in lysosomes by chaperone-mediated autophagy (CMA). Ac2-26 ameliorates lung ischemia-reperfusion injury. Ac2-26 also inhibits airway inflammation and hyperresponsiveness in an asthma rat model[1][2][3][4].

in vivo

Ac2-26 (1mg/kg/d, i.v. since reperfusion until day 7) reduces cardiac necrosis and cardiac inflammation in mice 24 h/48 h post I-R injury model[6].

storage

Store at -20°C

References

[1] Wang LM, et al. Annexin 1-derived peptide Ac2-26 inhibits eosinophil recruitment in vivo via decreasing prostaglandin D. Int Arch Allergy Immunol. 2011;154(2):137-48. DOI:10.1159/000320228
[2] Liu L, et al. Ac2-26 Induces IKKβ Degradation Through Chaperone-Mediated Autophagy Via HSPB1 in NCM-Treated Microglia. Front Mol Neurosci. 2018 Mar 15;11:76. DOI:10.3389/fnmol.2018.00076
[3] Gong J, et al. Ac2-26 ameliorates lung ischemia-reperfusion injury via the eNOS pathway. Biomed Pharmacother. 2019 Sep;117:109194. DOI:10.1016/j.biopha.2019.109194
[4] Luo Z, et al. Annexin-1 Mimetic Peptide Ac2-26 Suppresses Inflammatory Mediators in LPS-Induced Astrocytes and Ameliorates Pain Hypersensitivity in a Rat Model of Inflammatory Pain. Cell Mol Neurobiol. 2020 May;40(4):569-585. DOI:10.1007/s10571-019-00755-8
[5] Zheng Y, et al. Annexin A1 (Ac2-26)-dependent Fpr2 receptor alleviates sepsis-induced acute kidney injury by inhibiting inflammation and apoptosis in vivo and in vitro. Inflamm Res. 2023 Feb;72(2):347-362. DOI:10.1007/s00011-022-01640-9
[6] Qin CX, et al. Cardioprotective Actions of the Annexin-A1 N-Terminal Peptide, Ac2-26, Against Myocardial Infarction. Front Pharmacol. 2019 Apr 3;10:269. DOI:10.3389/fphar.2019.00269

AC2-26 Preparation Products And Raw materials

Raw materials

Preparation Products

AC2-26 Suppliers

Global Suppliers ( 85)
Supplier Tel Email Country ProdList Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Chemsky (shanghai) International Co.,Ltd 021-50135380 shchemsky@sina.com China 15350 60
Cellmano Biotech Limited 0551-65326643 18156095617 info@cellmano.com China 1010 55
Wuxi Zhongkun Biochemical Technology Co., Ltd. 0510-85629785 18013409632; sales@reading-chemicals.com China 15165 58
Creative Peptides info@creative-peptides.com United States 6083 56
Nanjing Leon Biological Technology Co., Ltd. 025-84523390 -127; 17705183659 sales@njleonbiotech.com China 5501 55
Nanjing Peptide Biotech Ltd. 025-58361106-805 15951641583 zhao.xu@njpeptide.com China 9976 55
Chengdu Youngshe Chemical Co., Ltd. +86-17380623303 Caroline@youngshechem.com China 4725 58
Hangzhou Peptidego Biotech Co.,Ltd. 0571-87213919 15967184799 Eric@peptidego.com China 7872 58

View Latest Price from AC2-26 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ac2-26 pictures 2026-07-27 Ac2-26
151988-33-9
98.78% 10g TargetMol Chemicals Inc.
  • Ac2-26 pictures
  • Ac2-26
    151988-33-9
  • $0.00
  • 98.78%
  • TargetMol Chemicals Inc.
AC2-26 Annexin A1 (1-25) (dephosphorylated) (huMan) Annexin-1 (2-26) (huMan), Lipocortin-1 (2-26), Calpactin II (1-25) (dephosphorylated) (huMan), Ac2-26 Ac-Ala-Met-Val-Ser-Glu-Phe-Leu-Lys-Gln-Ala-Trp-Phe-Ile-Glu-Asn-Glu-Glu-Gln-Glu-Tyr-Val-Gln-Thr-Val-Lys-OH Annexin-1 (2-26) (huMan), Lipocortin-1 (2-26), Calpactin II (1-25) (dephosphorylated) (huMan), Ac2-26 Annexin A1 (1-25) Annexin 1 (ANXA - 1, Ac 2 - 26) Annexin A1 (1-25) (dephosphorylated) (human) trifluoroacetate salt Ac-Ala-Met-Val-Ser-Glu-Phe-Leu-Lys-Gln-Ala-Trp-Phe-Ile-Glu-Asn-Glu-Glu-Gln-Glu-Tyr-Val-Gln-Thr-Val-Lys-OH trifluoroacetate salt L-Lysine, N-acetyl-L-alanyl-L-methionyl-L-valyl-L-seryl-L-α-glutamyl-L-phenylalanyl-L-leucyl-L-lysyl-L-glutaminyl-L-alanyl-L-tryptophyl-L-phenylalanyl-L-isoleucyl-L-α-glutamyl-L-asparaginyl-L-α-glutamyl-L-α-glutamyl-L-glutaminyl-L-α-glutamyl-L-tyrosyl-L-valyl-L-glutaminyl-L-threonyl-L-valyl- CA2-26 Ac2-26 TFA salt Annexin A1(1-25)(dephosphorylated)(human)ammonium salt 151988-33-9 C141H210N32O44S