5-Aminouracil
Names
[ CAS No. ]:
932-52-5
[ Name ]:
5-Aminouracil
[Synonym ]:
2,4(1H,3H)-Pyrimidinedione, 5-amino-
4-Amino-2,6-dihydroxypyrimidine
6-Amino-2,4(1H,3H)-pyrimidinedione
2,4(1H,3H)-Pyrimidinedione, 6-amino-
2,4-Dihydroxy-5-aminopyrimidine
5-Amino-2,4-dihydroxypyrimidine
URACIL,5-AMINO
5-aminopyrimidine-2,4(1H,3H)-dione
6-aminopyrimidine-2,4-diol
Pyrimidine, 2,4-dihydroxy-6-amino
5-aminouracyl
MFCD00006025
2,4-Dihydroxy-6-aminopyrimidine
6-aminopyrimidine-2,4(1H,3H)-dione
5-Amino-2,4-pyrimidinediol
EINECS 213-252-3
5-Aminouracil
6-Aminouracil
5-Amino-2,4(1H,3H)-pyrimidinedione
5-Amino-1H-pyrimidin-2,4-dion
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
580.4±53.0 °C at 760 mmHg
[ Melting Point ]:
>300 °C(lit.)
[ Molecular Formula ]:
C4H5N3O2
[ Molecular Weight ]:
127.101
[ Flash Point ]:
304.8±30.9 °C
[ Exact Mass ]:
127.038177
[ PSA ]:
91.74000
[ LogP ]:
-1.38
[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C
[ Index of Refraction ]:
1.545
[ Water Solubility ]:
0.5 g/L (20 ºC)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YQ8740000
- CHEMICAL NAME :
- Uracil, 5-amino-
- CAS REGISTRY NUMBER :
- 932-52-5
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C4-H5-N3-O2
- MOLECULAR WEIGHT :
- 127.12
- WISWESSER LINE NOTATION :
- T6MVMVJ EZ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- DNA inhibition
- TEST SYSTEM :
- Human HeLa cell
- DOSE/DURATION :
- 5 mmol/L
- REFERENCE :
- RAREAE Radiation Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1954- Volume(issue)/page/year: 37,334,1969
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R22
[ Safety Phrases ]:
S22-S24/25
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
YQ8740000
[ HS Code ]:
2933599090
Synthetic Route
Customs
[ HS Code ]: 2933599090
[ Summary ]:
2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
Articles
Photochem. Photobiol. Sci. 7(7) , 765-8, (2008)
The excited state deactivation of two amino-substituted uracils, 5-aminouracil (5AU) and 6-aminouracil (6AU) in aqueous solution was studied by femtosecond fluorescence upconversion. The fluorescence ...
The peculiar spectral properties of amino-substituted uracils: a combined theoretical and experimental study.J. Phys. Chem. B 114(39) , 12708-19, (2010)
A detailed experimental and computational study of the absorption and fluorescence spectra of 5-aminouracil (5 AU) and 6-aminouracil (6 AU) in aqueous solution is reported. The lowest energy band of t...
Recovery from the 5-AU induced blockage in interphase: evidence for differential recovery.Cytologia 47(3-4) , 545-53, (1982)