Inosine,6-S-methyl-6-thio-

Modify Date: 2025-08-26 16:45:03

Inosine,6-S-methyl-6-thio- Structure
Inosine,6-S-methyl-6-thio- structure
 Common Name Inosine,6-S-methyl-6-thio-
CAS Number 342-69-8 Molecular Weight 298.32
Density 1.85g/cm3 Boiling Point 636.3ºC at 760mmHg
Molecular Formula C11H14N4O4S Melting Point 166°C
MSDS Chinese USA Flash Point 338.6ºC

 Use of Inosine,6-S-methyl-6-thio-


6-Methylmercaptopurine riboside is a purine nucleoside analog. Purine nucleoside analogs have broad antitumor activity targeting indolent lymphoid malignancies. Anticancer mechanisms in this process rely on inhibition of DNA synthesis, induction of apoptosis, etc[1].

 Names

Name 6-methylthioinosine
Synonym More Synonyms

 Inosine,6-S-methyl-6-thio- Biological Activity

Description 6-Methylmercaptopurine riboside is a purine nucleoside analog. Purine nucleoside analogs have broad antitumor activity targeting indolent lymphoid malignancies. Anticancer mechanisms in this process rely on inhibition of DNA synthesis, induction of apoptosis, etc[1].
Related Catalog
References

[1]. Robak T, Robak P. Purine nucleoside analogs in the treatment of rarer chronic lymphoid leukemias. Curr Pharm Des. 2012;18(23):3373-88.  

 Chemical & Physical Properties

Density 1.85g/cm3
Boiling Point 636.3ºC at 760mmHg
Melting Point 166°C
Molecular Formula C11H14N4O4S
Molecular Weight 298.32
Flash Point 338.6ºC
Exact Mass 298.07400
PSA 138.82000
Index of Refraction 1.822
Storage condition −20°C
Stability Incompatible with strong oxidizing agents.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UO8985000
CHEMICAL NAME :
9H-Purine, 6-(methylthio)-9-beta-D-ribofuranosyl-
CAS REGISTRY NUMBER :
342-69-8
BEILSTEIN REFERENCE NO. :
0042871
LAST UPDATED :
199612
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C11-H14-N4-O4-S
MOLECULAR WEIGHT :
298.35
WISWESSER LINE NOTATION :
T56 BN DN FN HNJ IS1 D- BT5OTJ CQ DQ E1Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
65 mg/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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
137 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD10 - Lethal Dose
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
20 mg/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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
44 mg/kg/7W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Endocrine - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
780 mg/kg/26W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Endocrine - adrenal cortex tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
65 mg/kg
SEX/DURATION :
female 11 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death

MUTATION DATA

TYPE OF TEST :
Mutation test systems - not otherwise specified
TEST SYSTEM :
Rodent - mouse Lymphocyte
DOSE/DURATION :
3 umol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 43,1587,1983

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS UO8985000
HS Code 29349990

 Synthetic Route

 Articles27

More Articles
The role of inosine-5'-monophosphate dehydrogenase in thiopurine metabolism in patients with inflammatory bowel disease.

Ther. Drug Monit. 33 , 200-208, (2011)

There is a large interindividual variability in thiopurine metabolism. High concentrations of methylthioinosine-5'-monophosphate (meTIMP) and low concentrations of 6-thioguanine nucleotides (6-TGNs) h...

Methylthioadenosine deaminase in an alternative quorum sensing pathway in Pseudomonas aeruginosa.

Biochemistry 51(45) , 9094-103, (2012)

Pseudomonas aeruginosa possesses an unusual pathway for 5'-methylthioadenosine (MTA) metabolism involving deamination to 5'-methylthioinosine (MTI) followed by N-ribosyl phosphorolysis to hypoxanthine...

A prospective, open-label trial of 6-thioguanine in patients with ulcerative or indeterminate colitis.

Scand. J. Gastroenterol. 40(10) , 1205-13, (2005)

6-thioguanine (6-TG) has emerged as a promising therapeutic alternative in patients with Crohn's disease intolerant or resistant to azathioprine (AZA) and/or 6-mercaptopurine (6-MP). The aim of the pr...

 Synonyms

EINECS 206-442-2
6-MethylmercaptopurineRiboside
MFCD00022826
6-Methylthioinosine
METHYLTHIOINOSINE
6-Methylmercaptopurinribosid
6-methylmp-riboside
6-MMPR
6-METHYLTHIOPURINE RIBOSIDE
6-Methylmercaptopurine riboside
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