CAS 65-46-3|Cytidine

Introduction:Basic information about CAS 65-46-3|Cytidine, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameCytidine
CAS Number65-46-3Molecular Weight243.217
Density1.9±0.1 g/cm3Boiling Point529.7±60.0 °C at 760 mmHg
Molecular FormulaC9H13N3O5Melting Point210-220 °C (dec.)(lit.)
MSDSChineseUSAFlash Point274.1±32.9 °C

Names

NameCytidine
SynonymMore Synonyms

Cytidine BiologicalActivity

DescriptionCytidine is a nucleoside molecule that is formed when cytosine is attached to a ribose ring, cytidine is a component of RNA.Target: Nucleoside antimetabolite/analogCytidine is a nucleoside molecule that is formed when cytosine is attached to a ribose ring (also known as a ribofuranose) via a β-N1-glycosidic bond. Cytidine is a component of RNA. If cytosine is attached to a deoxyribose ring, it is known as a deoxycytidine. Dietary sources of cytidine include foods with high RNA (ribonucleic acid) content, such as organ meats, Brewer's yeast, as well as pyrimidine-rich foods such as beer. During digestion, RNA-rich foods are broken-down into ribosyl pyrimidines (cytidine and uridine), which are absorbed intact. In humans, dietary cytidine is converted into uridine, which is probably the compound behind cytidine's metabolic effects.There are a variety of cytidine analogs with potentially useful pharmacology. For example, KP-1461 is an anti-HIV agent that works as a viral mutagen, and zebularine exists in E. coli and is being examined for chemotherapy. Low doses of azacitidine and its analog decitabine have shown results against cancer through epigenetic demethylation.
Related CatalogSignaling Pathways >>Cell Cycle/DNA Damage >>Nucleoside Antimetabolite/AnalogNatural Products >>AlkaloidResearch Areas >>Cancer
Target

Human Endogenous Metabolite

References

[1]. Jonas DA, et al. Safety considerations of DNA in food. Ann Nutr Metab. 2001;45(6):235-54.

[2]. Wurtman RJ, et al. Effect of oral CDP-choline on plasma choline and uridine levels in humans. Biochem Pharmacol. 2000 Oct 1;60(7):989-92.

Chemical & Physical Properties

Density1.9±0.1 g/cm3
Boiling Point529.7±60.0 °C at 760 mmHg
Melting Point210-220 °C (dec.)(lit.)
Molecular FormulaC9H13N3O5
Molecular Weight243.217
Flash Point274.1±32.9 °C
Exact Mass243.085526
PSA130.83000
LogP-1.78
Vapour Pressure0.0±3.2 mmHg at 25°C
Index of Refraction1.756
InChIKeyUHDGCWIWMRVCDJ-XVFCMESISA-N
SMILESNc1ccn(C2OC(CO)C(O)C2O)c(=O)n1
Water SolubilitySOLUBLE

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UW7370000
CHEMICAL NAME :
2(1H)-Pyrimidinone, 4-amino-1-beta-D-ribofuranosyl-
CAS REGISTRY NUMBER :
65-46-3
LAST UPDATED :
199701
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C9-H13-N3-O5
MOLECULAR WEIGHT :
243.25

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2700 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)

MUTATION DATA

TYPE OF TEST :
DNA damage
TEST SYSTEM :
Mammal - species unspecified Lymphocyte
DOSE/DURATION :
150 umol/L
REFERENCE :
PNASA6 Proceedings of the National Academy of Sciences of the United States of America. (National Academy of Sciences, Printing & Pub. Office, 2101 Constitution Ave., Washington, DC 20418) V.1- 1915- Volume(issue)/page/year: 48,686,1962 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9990 No. of Facilities: 35 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 115 (estimated) No. of Female Employees: 64 (estimated)

Safety Information

Personal Protective EquipmentEyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard CodesF+
Risk PhrasesR68
Safety PhrasesS24/25
RIDADRNONH for all modes of transport
WGK Germany3
RTECSUW7370000
HS Code2934999090

Customs

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Synonyms

1-(b-D-Ribofuranosyl)-2-oxo-4-amino-1,2-dihydro-1,3-diazine
EINECS 200-610-9
4-Amino-1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydro-2-furanyl]-2(1H)-pyrimidinone
2(1H)-Pyrimidinone, 4-amino-1-β-D-ribofuranosyl-
1-β-D-Ribofuranosylcytosine
4-Amino-1-β-δ-ribofuranosyl-2(1H)-pyrimidinone
4-Amino-1-(β-D-ribofuranosyl)pyrimidin-2(1H)-on
MFCD02181091
Cytidine
4-Amino-1-b-D-ribofuranosyl-2(1H)-pyrimidinone
Cyd
Cytidin
1-β-D-ribofuranosyl-Cytosine
Citidine
1-(b-δ-Ribofuranosyl)-2-oxo-4-amino-1,2-dihydro-1,3-diazine
Cytosine, 1-β-D-ribofuranosyl-
d-cytidine
1-β-δ-Ribofuranosylcytosine
CYTIDINE extrapure
1-b-D-Ribofuranosylcytosine
2-Pyrimidinol, 1,4-dihydro-4-imino-1-β-D-ribofuranosyl-
4-Imino-1-(β-D-ribofuranosyl)-1,4-dihydro-2-pyrimidinol
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