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73-40-5

73-40-5 structure
73-40-5 structure
  • Name: Guanine
  • Chemical Name: Guanine
  • CAS Number: 73-40-5
  • Molecular Formula: C5H5N5O
  • Molecular Weight: 151.126
  • Catalog: Biochemical Plant extracts
  • Create Date: 2018-07-03 13:29:18
  • Modify Date: 2026-06-30 11:20:27
  • Guanine is one of the fundamental components of nucleic acids (DNA and RNA). Guanine is a purine derivative, consisting of a fused pyrimidine-imidazole ring system with conjugated double bonds.
Name Guanine
Synonyms 2-Amino-6-hydroxy-1H-purine
MFCD00071533
GUANINE FOR BIOCHEMISTRY
Valaciclovir Impurity A
Guanine Vetec(TM) ade
GUANINE BIOULTRA
2-amino-6-oxypurine
Gua
Guanine (8CI)
6-N-HYDROXYAMINOPURINE
EINECS 200-799-8
Acyclovir Impurity B
6H-Purin-6-one
2-amino-1,7-dihydro-6H-purin-6-one
stellapolis
9H-Guanine
GuanineForBiochemistry
2-amino-6-hydroxypurine
6H-Purin-6-one, 2-amino-1,7-dihydro- (9CI)
InChI=1/C5H5N5O/c-2(4)-/h1H,(H4,6,7,8,9,10,11
GUANINE SIGMA ADE
Imp. F :2-Amino-1,9-dihydro-6H-purin-6-one
Valacyclovir Impurity 1（Valacyclovir Impurity A）
2-AMINO-6-HYDROXYPURINE (ACYCLOVIR)
2-amino-1,7-dihydro
Ganciclovir impurity F
2-amino-hypoxanthin
T-CHEM-BB B019969
Ganciclovir Impurity 6
dewpel
c.i.naturalwhite1
Valacyclovir Impurity A (Guanine)A)
Valganciclovir RC B
6H-Purin-6-one, 2-amino-1,9-dihydro
2-AMINOHYPOXANTHINE
TIMTEC-BB SBB004065
2-AMINO-1,9-DIHYDRO-6H-PURIN-6-ONE
quanine
2-AMINO-6-HYDROXYPURINE
dewpearl
GUANINE SIGMAULTRA
Dew Pel
2-AMINO-6-PURINOL
Valacyclovir Impurity A
Guanie
ci75170
guamine
2-amino-1,7-dihydro-6h-purin-6-on
GUANINE
LABOTEST-BB LT00847382
2-amino-1,9-dihydro-6H-purin-6-one
Acyclovir Impurity 10（Acyclovir Impurity B）
GUANINE, ULTRA ADE
GUANINE ADE II
6H-purin-6-one, 2-amino-3,7-dihydro
cinaturalwhite1
GUANINEACYCLOVIR
Melmaid AA
Guanin
2-amino-Hypoxanthine
GUANINE (2-AMINO-6-HYDROXYPURINE)
2-amino-3,7-dihydro-6H-purin-6-one
6-HYDROXY-2-AMINOPURINE
2-amino-9H-purin-6-ol
2-AMINO-1,7-DIHYDRO-6H-PURIN-6-ONE
Acyclovir impurity 2/Acyclovir Impurity B/Valaciclovir Impurity A/Guanine/2-Amino-1,9-dihydro-6H-purin-6-one
2-amino-1H-purin-6(9H)-one
2-AMINO-6-HYDROXYPURINE(GUANINE)
2-AMINO-1,9-DIHYDRO-PURIN-6-ONE
Description Guanine is one of the fundamental components of nucleic acids (DNA and RNA). Guanine is a purine derivative, consisting of a fused pyrimidine-imidazole ring system with conjugated double bonds.
Related Catalog
Density 2.2±0.1 g/cm3
Boiling Point 561.5±42.0 °C at 760 mmHg
Melting Point >300 °C(lit.)
Molecular Formula C5H5N5O
Molecular Weight 151.126
Flash Point 293.4±27.9 °C
Exact Mass 151.049408
PSA 100.45000
LogP -2.03
Vapour Pressure 0.0±1.6 mmHg at 25°C
Index of Refraction 2.047
Storage condition 2-8°C
Stability Stable. Incompatible with strong oxidizing agents.
Water Solubility practically insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MF8260000
CHEMICAL NAME :
Guanine
CAS REGISTRY NUMBER :
73-40-5
LAST UPDATED :
199709
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C5-H5-N5-O
MOLECULAR WEIGHT :
151.15
WISWESSER LINE NOTATION :
T56 BM DN FVM INJ HZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>3333 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1 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 :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1300 mg/kg/26W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors Reproductive - Tumorigenic effects - ovarian tumors

MUTATION DATA

TEST SYSTEM :
Rodent - mouse
DOSE/DURATION :
15 mg/kg
REFERENCE :
NULSAK Nucleus (Calcutta). (Dr. A.K. Sharma, Centre of Advanced Studies in Cell and Chromosome Research, Calcutta, 35 Baliygunge Circular Rd., Calcutta 700 019, India) V.1- 1958- Volume(issue)/page/year: 19,40,1976 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2576 No. of Facilities: 1778 (estimated) No. of Industries: 3 No. of Occupations: 3 No. of Employees: 4133 (estimated) No. of Female Employees: 3339 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS MF8260000
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