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Identify Suppliers 2025 Properties Safty

trans-Epoxysuccinyl-L-leucyl amido(4-guanidino)butane

BGC Id:	361291352572
CAS No:	66701-25-5
Synonyms:	e-64 ; e-64, l-trans-epoxysuccinyl-leu-agmatine ; e64(proteinaseinhibitor) ; epoxysuccinyl-l-leucylamido-(4-guanidino)butane ; e-64 research grade ; thiolproteaseinhibitor ; proteinaseinhibitore64 ; e-64 hemihydrate ; l-trans-epoxysuccinyl-leu-agmatine ; e-64 protease inhibitor
Molecular Formula:	C15H27N5O5
Molecular Weight:	357.41
EINECS:

Verified providers in 2025

The following 2 notable providers have been checked and can be recommended.

Nantong Xindao Biotech

BuGuCh & Partners

What other providers are available for CAS 66701-25-5?

The last intensive check and update was carried out on 2025/10/30.

Identify

Synonyms:

e-64 ; e-64, l-trans-epoxysuccinyl-leu-agmatine ; e64(proteinaseinhibitor) ; epoxysuccinyl-l-leucylamido-(4-guanidino)butane ; e-64 research grade ; thiolproteaseinhibitor ; proteinaseinhibitore64 ; e-64 hemihydrate ; l-trans-epoxysuccinyl-leu-agmatine ; e-64 protease inhibitor

CAS:

66701-25-5

EINECS:

Molecular Formula:

C15H27N5O5

MDL:

MFCD00080261

Properties

Molecular Weight:

357.41 g·mol−1

Density:

~1.4 g/cm³ (Predicted)

Melting point:

265.96° C (Predicted)

Boiling point:

614.23° C (Predicted)

Solubility:

H₂O: 20 mg/mL, clear, colorless

Suppliers

Nantong Xindao Biotech Ltd

Company type: Leading producer

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. We supply our chemical product Thieno[3,2-b]thiophene. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...

Country: P.R.China Phone: +86 19033786557

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BuGuCh & Partners

Company type: Producer

Country: Germany

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

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Safety Information

Hazard Classes:

Safety Codes:

22-24/25 (S)

WGK Germany:

RTECS:

RR0390000

Storage temperature:

2-8°C

What other providers are available for CAS 66701-25-5?

In addition to the providers presented here for trans-Epoxysuccinyl-L-leucyl amido(4-guanidino)butane with the CAS number 66701-25-5, there are other 35 providers with slightly different product names available for this CAS number.

E-64

L-trans-Epoxysuccinyl-Leu-4-guanidinobutylamide

Shandong SanYoung Industry Co., Ltd | Xingrui Industry Co., Limited | Iris Biotech GmbH +6 additional providers that we know from the past

(L-3-trans-Carboxyoxirane-2-carbonyl)-L-leucylagmatine hemihydrate

Xiamen Equation Chemical Co.,Ltd | Leap Chem Co., Ltd +1 additional providers that we know from the past

3-[[[(1S)-1-[[[4-[(aminoiminomethyl)amino]butyl]amino]carbonyl]-3-methylbutyl]amino]carbonyl]-,(2S,3S)-2-oxiranecarboxylic acid

+2 additional providers that we know from the past