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Merck
CN

E8640

Sigma-Aldrich

E-64d

powder, ≥98% (TLC)

别名:

(2S,3S)-反式-环氧琥珀酰基-L-亮氨酰氨基-3-甲基丁烷乙酯, EST

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About This Item

经验公式(希尔记法):
C17H30N2O5
CAS号:
分子量:
342.43
MDL编号:
UNSPSC代码:
12352202
PubChem化学物质编号:
NACRES:
NA.77

product name

E-64d, protease inhibitor

生物来源

synthetic (organic)

质量水平

检测方案

≥98% (TLC)

形式

powder

溶解性

methanol: water (1:1): 5 mg/mL, clear, colorless

储存温度

−20°C

SMILES字符串

CCOC(=O)[C@H]1O[C@@H]1C(=O)N[C@@H](CC(C)C)C(=O)NCCC(C)C

InChI

1S/C17H30N2O5/c1-6-23-17(22)14-13(24-14)16(21)19-12(9-11(4)5)15(20)18-8-7-10(2)3/h10-14H,6-9H2,1-5H3,(H,18,20)(H,19,21)/t12-,13-,14-/m0/s1

InChI key

SRVFFFJZQVENJC-IHRRRGAJSA-N

基因信息

human ... CAPN1(823)

应用

E-64d已作为一种溶酶体抑制剂,被用于人类急性早幼粒细胞白血病NB4细胞 和Huh-7细胞中。它也已作为一种蛋白酶抑制剂,被用于游离钙生理酪氨酸溶液中,以用于对分离出的心脏样本的灌注。

生化/生理作用

E-64d是一种环氧琥珀酰肽,以及半胱氨酸蛋白酶组织蛋白酶B、钙蛋白酶1和2的抑制剂。 E-64d具有对组织蛋白酶B蛋白酶的抑制功能,可作为治疗颅脑外伤(TBI)和阿尔茨海默氏症′(AD)的潜在药物。它可抑制配子体表面抗原,从而减少恶性疟原虫卵囊的产生。

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


分析证书(COA)

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  1. How does the storage temperature relate to shipping conditions?

    The storage conditions that a Sigma-Aldrich catalog and label recommend for products are deliberately conservative. For many products, long-term storage at low temperatures will increase the time during which they are expected to remain in specification and therefore are labeled accordingly. Where short-term storage, shipping time frame, or exposure to conditions other than those recommended for long-term storage will not affect product quality, Sigma-Aldrich will ship at ambient temperature. The products sensitive to short-term exposure to conditions other than their recommended long-term storage are shipped on wet or dry ice. Ambient temperature shipping helps to control shipping costs for our customers. At any time, our customers can request wet- or dry-ice shipment, but the special handling is at customer expense if our product history indicates that the product is stable for regular shipment. See Shipping and Storage for more information.

  2. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  3. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  4. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  5. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  6. What can I dissolve Product E8640, E-64d, in?

    According to McGowan, E. B. et al., Biochem. Biophys. Res. Comm., 158(2), 432-435 (1989), this compound was dissolved in DMSO up to 200 mg/mL for use as an inhibitor of calpain in both intact and lysed platelets..

  7. Where can solutions of Product E8640, E-64d, be stored?

    According to McGowan, E. B. et al., Biochem. Biophys. Res. Comm., 158(2), 432-435 (1989), solutions made in DMSO were stored at -70°C.

  8. What is the difference between E-64, E-64c and E-64d?

    E-64c is a synthetic analog of E-64.  E-64d is the ethyl ester of E-64c.  E-64c is not cell permeable, but E-64d is cell permeable.  E-64d is hydrolyzed in cell culture to E-64c.   

  9. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Ethambutol neutralizes lysosomes and causes lysosomal zinc accumulation
Yamada D, et al.
Biochemical and Biophysical Research Communications, 471(1), 109-116 (2016)
John P Lloyd et al.
Scientific reports, 9(1), 12122-12122 (2019-08-23)
Extensive transcriptional activity occurring in intergenic regions of genomes has raised the question whether intergenic transcription represents the activity of novel genes or noisy expression. To address this, we evaluated cross-species and post-duplication sequence and expression conservation of intergenic transcribed
Weidong Huang et al.
Scientific reports, 7(1), 13354-13354 (2017-10-19)
A cDNA library from a pool of all the seven silk glands from a tropical spider species was constructed. More than 1000 expressed sequence tag (EST) clones were created. Almost 65% of the EST clones were identified and around 50%
The cysteine protease inhibitor, E64d, reduces brain amyloid-beta and improves memory deficits in Alzheimer's disease animal models by inhibiting cathepsin B, but not BACE1, beta-secretase activity
Hook G, et al.
Journal of Alzheimer'S Disease, 26(2), 387-408 (2011)
Inhibition of Plasmodium falciparum oocyst production by membrane-permeant cysteine protease inhibitor E64d
Eksi S, et al.
Antimicrobial Agents and Chemotherapy, 51(3), 1064-1070 (2007)

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