Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

SML1103

Sigma-Aldrich

Entecavir

≥98% (HPLC)

Synonym(s):

2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one, 2-Amino-9-[(1S,3R,4S)-4-hydroxy-3-hydroxymethyl-2-methylene-cyclopentyl]-3,9-dihydro-purin-6-one, BMS 200475, SQ 34,676

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C12H15N5O3
CAS Number:
142217-69-4
Molecular Weight:
277.28
MDL number:
MFCD11046562
UNSPSC Code:
51111800
PubChem Substance ID:
329825478
NACRES:
NA.77

Quality Level

100

Assay

≥98% (HPLC)

form

powder

optical activity

[α]/D +25 to +40°, c = 0.2 in H2O

storage condition

desiccated

color

white to beige

solubility

H2O: 0.5 mg/mL, clear (warmed)

storage temp.

−20°C

SMILES string

O=C1C2=C(N([C@H]3C[C@H](O)[C@@H](CO)C3=C)C=N2)NC(N)=N1

InChI

1S/C12H15N5O3/c1-5-6(3-18)8(19)2-7(5)17-4-14-9-10(17)15-12(13)16-11(9)20/h4,6-8,18-19H,1-3H2,(H3,13,15,16,20)/t6-,7-,8-/m0/s1

InChI key

QDGZDCVAUDNJFG-FXQIFTODSA-N

Biochem/physiol Actions

Entecavir is an antiviral guanine analog that inhibits reverse transcription, DNA replication and transcription in the viral replication process. Entecavir is used to treat hepatitis B.
Entecavir is used as an effective drug to treat lamivudine-refractory patients with chronic hepatitis B virus (CHB) at a dose of 1 mg daily.

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Warning

Hazard Statements

H302,H351

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
0000397849
0000283684
0000245721
0000283683
0000245721

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Chia-Chi Wang et al.
Journal of the Formosan Medical Association = Taiwan yi zhi, 113(11), 786-793 (2013-08-06)
Several anti-viral drugs are approved for the treatment of hepatitis B virus (HBV) infection. However, whether quantitative hepatitis B surface antigen (qHBsAg) can predict the therapeutic response during long-term entecavir treatment remains unclear. Fifty-five chronic hepatitis B (CHB) patients who
Wei Wei et al.
Cancer communications (London, England), 38(1), 61-61 (2018-10-12)
The optimal strategy for adjuvant therapy after curative resection for hepatocellular carcinoma (HCC) patients with solitary tumor and microvascular invasion (MVI) is controversial. This trial evaluated the efficacy and safety of adjuvant transcatheter arterial chemoembolization (TACE) after hepatectomy versus hepatectomy
Entecavir therapy for lamivudine?refractory chronic hepatitis B: improved virologic, biochemical, and serology outcomes through 96 weeks.
Sherman M, et al.
Hepatology, 48(1), 99-108 (2008)
Yunjian Zeng et al.
Journal of B.U.ON. : official journal of the Balkan Union of Oncology, 24(4), 1414-1419 (2019-10-28)
To investigate the therapeutic effect of 125I seed implantation combined with chemotherapy and antiviral therapy on hepatitis B virus (HBV)-related liver cancer. A total of 126 patients with HBV-related liver cancer were selected and divided into observation group (n=63) and
Jordan J Feld et al.
Hepatology (Baltimore, Md.), 69(6), 2338-2348 (2018-12-15)
Monotherapy with interferon or nucleoside analog is generally not recommended during the immune-tolerant (IT) phase of chronic hepatitis B virus (HBV) infection. Recognition that high HBV DNA levels are associated with hepatocellular carcinoma has increased interest in treating HBV in
View All Related Papers

Articles

Bioactive Molecules for Immunology Research

Bioactive small molecules for immune system signaling target identification/validation and antibiotics, antivirals, and antifungals offered.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service