2',3'-Dideoxyinosine

Modify Date: 2026-07-01 10:49:57

2',3'-Dideoxyinosine Structure
2',3'-Dideoxyinosine structure
Common Name 2',3'-Dideoxyinosine
CAS Number 69655-05-6 Molecular Weight 236.227
Density 1.8±0.1 g/cm3 Boiling Point 531.2±60.0 °C at 760 mmHg
Molecular Formula C10H12N4O3 Melting Point 193-195 °C
MSDS Chinese USA Flash Point 275.0±32.9 °C

 Use of 2',3'-Dideoxyinosine


Didanosine(Videx) is a reverse transcriptase inhibitor with an IC50 of 0.49 μM.Target: NRTIs; HIVDidanosine is a dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. Didanosine is a potent inhibitor of HIV replication, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Didanosine demonstrated linear pharmacokinetic behavior over the dose ranges of 0.4 to 16.5 mg/kg intravenously and 0.8 to 10.2 mg/kg orally. Bioavailability of didanosine when administered as a solution with an antacid was approximately 43% for doses from 0.8 to 10.2 mg/kg in patients with AIDS and advanced AIDS-related complex. Bioavailability of didanosine from the citrate-phosphate-buffered solution, the formulation currently used in phase II and expanded access studies, was comparable to the formulation used in the phase I trials [1]. ddI might be responsible for fulminant hepatitis in all three AIDS patients. This toxic effect may be added to the list of potential adverse events occurring during ddI therapy [2].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name didanosine
Synonym More Synonyms

 2',3'-Dideoxyinosine Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Didanosine(Videx) is a reverse transcriptase inhibitor with an IC50 of 0.49 μM.Target: NRTIs; HIVDidanosine is a dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. Didanosine is a potent inhibitor of HIV replication, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Didanosine demonstrated linear pharmacokinetic behavior over the dose ranges of 0.4 to 16.5 mg/kg intravenously and 0.8 to 10.2 mg/kg orally. Bioavailability of didanosine when administered as a solution with an antacid was approximately 43% for doses from 0.8 to 10.2 mg/kg in patients with AIDS and advanced AIDS-related complex. Bioavailability of didanosine from the citrate-phosphate-buffered solution, the formulation currently used in phase II and expanded access studies, was comparable to the formulation used in the phase I trials [1]. ddI might be responsible for fulminant hepatitis in all three AIDS patients. This toxic effect may be added to the list of potential adverse events occurring during ddI therapy [2].
Related Catalog
References

[1]. Knupp, C.A., et al., Pharmacokinetics of didanosine in patients with acquired immunodeficiency syndrome or acquired immunodeficiency syndrome-related complex. Clin Pharmacol Ther, 1991. 49(5): p. 523-35.

[2]. Bissuel, F., et al., Fulminant hepatitis with severe lactate acidosis in HIV-infected patients on didanosine therapy. J Intern Med, 1994. 235(4): p. 367-71.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.8±0.1 g/cm3
Boiling Point 531.2±60.0 °C at 760 mmHg
Melting Point 193-195 °C
Molecular Formula C10H12N4O3
Molecular Weight 236.227
Flash Point 275.0±32.9 °C
Exact Mass 236.090942
PSA 93.03000
LogP -1.31
Vapour Pressure 0.0±1.5 mmHg at 25°C
Index of Refraction 1.798
InChIKey BXZVVICBKDXVGW-NKWVEPMBSA-N
SMILES O=c1[nH]cnc2c1ncn2C1CCC(CO)O1
Storage condition 2-8°C
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility 1-5 g/100 mL at 21 ºC

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NM7460700
CHEMICAL NAME :
Inosine, 2',3'-dideoxy-
CAS REGISTRY NUMBER :
69655-05-6
LAST UPDATED :
199803
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C10-H12-N4-O3
MOLECULAR WEIGHT :
236.26

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
2340 mg/kg/34W-I
TOXIC EFFECTS :
Liver - fatty liver degeneration Liver - jaundice, cholestatic Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
28 gm/kg/28D-I
TOXIC EFFECTS :
Immunological Including Allergic - decrease in humoral immune response

MUTATION DATA

TEST SYSTEM :
Rodent - mouse
DOSE/DURATION :
6 gm/kg/3D (Intermittent)
REFERENCE :
EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 18,168,1991

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes C
Risk Phrases R34
Safety Phrases S26-S27-S36/37/39-S45
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS NM7460700
HS Code 2942000000

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2942000000

 Articles85

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Absence of a universal mechanism of mitochondrial toxicity by nucleoside analogs.

Antimicrob. Agents Chemother. 51 , 2531-9, (2007)

Nucleoside analogs are associated with various mitochondrial toxicities, and it is becoming increasingly difficult to accommodate these differences solely in the context of DNA polymerase gamma inhibi...

Cheminformatics analysis of assertions mined from literature that describe drug-induced liver injury in different species.

Chem. Res. Toxicol. 23 , 171-83, (2010)

Drug-induced liver injury is one of the main causes of drug attrition. The ability to predict the liver effects of drug candidates from their chemical structures is critical to help guide experimental...

Translating clinical findings into knowledge in drug safety evaluation--drug induced liver injury prediction system (DILIps).

J. Sci. Ind. Res. 65(10) , 808, (2006)

Drug-induced liver injury (DILI) is a significant concern in drug development due to the poor concordance between preclinical and clinical findings of liver toxicity. We hypothesized that the DILI typ...

 2',3'-DideoxyinosineBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Primary qHTS assay for inhibitors of alpha-synuclein gene (SNCA) expression
Source: NCGC
External Id: SNCA-p-activity-luciferase
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_OPM1-m4-1
Name: Inhibitory concentration against HIV-1 in MT-4 cell line.
Source: ChEMBL
Target: MT4
External Id: CHEMBL877231
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-OC1MY5-m4-1
Name: Increase the activity of the Burkholderia fixLJ 2-component system
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Burkholderia multivorans
External Id: HMS1625
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-KMS_34-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_L363-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_OCIMY7-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-MM1R-m4-1
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

9-[(2R,5S)-5-(hydroxyméthyl)tétrahydrofuran-2-yl]-1,9-dihydro-6H-purin-6-one
DDI
Videx
9-[(2R,5S)-5-(Hydroxymethyl)tetrahydro-2-furanyl]-1,9-dihydro-6H-purin-6-one
9-[(2R,5S)-5-(Hydroxymethyl)tetrahydrofuran-2-yl]-9H-purin-6-ol
MFCD00077728
VIDEX EC
2',3'-Dideoxyinosine
9-[(2R,5S)-5-(Hydroxymethyl)tetrahydrofuran-2-yl]-1,9-dihydro-6H-purin-6-one
Dideoxyinosine
Didanosine
9-[(2R,5S)-5-(Hydroxymethyl)tetrahydrofuran-2-yl]-1,9-dihydro-6H-purin-6-on
didanosinum [INN_la]

 2',3'-Dideoxyinosine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: How is the water solubility of didanosine?
A: Water solubility of didanosine: 1-5 g/100 mL at 21 ºC.
Q: What is the English name of didanosine?
A: The English name of didanosine is didanosine.
Q: What are the upstream materials of didanosine?
A: Related upstream materials(CAS) of didanosine: 810694-79-2;42867-68-5;4097-22-7;177779-56-5;58-63-9;389128-06-7;119794-34-2;119818-51-8.
Q: What is the boiling point of didanosine?
A: Boiling point of didanosine is 531.2±60.0 °C at 760 mmHg.
Q: What is the molecular weight of didanosine?
A: Molecular weight of didanosine is 236.227.
Q: What is the InChIKey of didanosine?
A: InChIKey of didanosine is BXZVVICBKDXVGW-NKWVEPMBSA-N.
Q: What are the storage conditions for didanosine?
A: Storage conditions for didanosine: 2-8°C.
Q: What is the melting point of didanosine?
A: Melting point of didanosine is 193-195 °C.
Q: What is the LogP of didanosine?
A: LogP of didanosine is -1.31.
Q: What are the downstream products of didanosine?
A: Related downstream products(CAS) of didanosine: 5983-09-5;177779-56-5.

 2',3'-Dideoxyinosinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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