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6-Amino-1-methyluracil

CAS No.
2434-53-9
Chemical Name:
6-Amino-1-methyluracil
Synonyms
6-AMINO-1-METHYLPYRIMIDINE-2,4(1H,3H)-DIONE;1-METHYL-6-AMINOURACIL;Linaint-B;Compound 1530-0259;Valine Impurity 16;6-AMINO-1-METHYLURACI;LABOTEST-BB LT00080647;6-AMINO-1-METHYLURACIL;4-AMINO-3-METHYLURACIL;Ligagliptin Impurity 66
CBNumber:
CB5666867
Molecular Formula:
C5H7N3O2
Molecular Weight:
141.13
MDL Number:
MFCD00075366
MOL File:
2434-53-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:18:24

6-Amino-1-methyluracil Properties

Melting point 300 °C
Density 1.339±0.06 g/cm3(Predicted)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility Soluble in diluted sodium hydroxide solution.
form powder to crystal
pka 9.26±0.40(Predicted)
color White to Almost white
BRN 127771
InChI InChI=1S/C5H7N3O2/c1-8-3(6)2-4(9)7-5(8)10/h2H,6H2,1H3,(H,7,9,10)
InChIKey GZLZRPNUDBIQBM-UHFFFAOYSA-N
SMILES C1(=O)N(C)C(N)=CC(=O)N1
CAS DataBase Reference 2434-53-9(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn
Risk Statements  22-36/37/38
Safety Statements  26
WGK Germany  3
HS Code  29335990
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

6-Amino-1-methyluracil price More Price(59)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 346799 6-Amino-1-methyluracil 97% 2434-53-9 25g $164 2026-04-30 Buy
TCI Chemical A2449 6-Amino-1-methyluracil >98.0%(HPLC)(T) 2434-53-9 5g $72 2026-04-30 Buy
TCI Chemical A2449 6-Amino-1-methyluracil >98.0%(HPLC)(T) 2434-53-9 25g $365 2021-12-16 Buy
TRC TRC-A616935-50G 6-Amino-1-methyluracil 2434-53-9 50g $243 2026-06-03 Buy
TRC TRC-A616935-10G 6-Amino-1-methyluracil 2434-53-9 10g $151 2026-06-03 Buy
Product number Packaging Price Buy
346799 25g $164 Buy
A2449 5g $72 Buy
A2449 25g $365 Buy
TRC-A616935-50G 50g $243 Buy
TRC-A616935-10G 10g $151 Buy

6-Amino-1-methyluracil Chemical Properties, Uses, Production

Chemical Properties

almost white to slightly beige crystalline powder

Uses

6-Amino-1-methyluracil is known to exert inhibitory effects towards DNA repair glycosylase. It is also known to be used as a flame retardant.

Uses

6-Amino-1-methyluracil may be used in the preparation of 1,1-di methyl-1H-spiro[pyrimido[4,5-b]quinoline-5,5-pyrrolo[2,3-d]pyrimidine]-2,2,4,4,6(1H,3H,3H,7H,1H)-pentaone, via reaction with isatin in the presence of catalytic p-toluene sulfonic acid.

General Description

6-Amino-1-methyluracil is an amino derivative of uracil and its standard molar enthalpy of combustion has been evaluated. Host-guest complexation of 6-amino-1-methyluracil with tetrapropoxycalix[4]arene has been reported.

Synthesis

Ethyl cyanoacetate

105-56-6

Methylurea

598-50-5

6-Amino-1-methyluracil

2434-53-9

GENERAL METHOD: Ethyl cyanoacetate (0.1 mol) was mixed with N-methylurea (0.1 mol) in anhydrous ethanol (290 mL) containing sodium, and the reaction was carried out with reference to literature methods 26-34. The reaction mixture was refluxed for 10-12 hours and subsequently cooled to room temperature. Acidification was carried out by adjusting the pH to 6 with acetic acid. The resulting precipitate was washed with distilled water and dried in a desiccator overnight.

References

[1] Journal of Medicinal Chemistry, 1999, vol. 42, # 13, p. 2344 - 2350
[2] RSC Advances, 2015, vol. 5, # 28, p. 21464 - 21470
[3] Chemical and Pharmaceutical Bulletin, 2013, vol. 61, # 4, p. 477 - 482
[4] Journal of Chemical Research, 2016, vol. 40, # 12, p. 771 - 777
[5] Patent: EP3299371, 2018, A1. Location in patent: Paragraph 0587; 0588

Global Suppliers ( 283)
Supplier Tel Email Country ProdList Advantage
Shijiazhuang Kunen Trading Co.,Ltd 0311-89683399 15373948596 sales@kunenchem.com China 42 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
ShangHai DEMO Chemical Co.,Ltd 400-021-7337 2355568890 sales@demochem.com China 2569 57
Ark Pharm, Inc. 847-367-3680 sales@arkpharminc.com United States 1669 56
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59

View Latest Price from 6-Amino-1-methyluracil manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
6-Amino-1-methyluracil pictures 2025-04-04 6-Amino-1-methyluracil
2434-53-9
1KG 98% 1ton Henan Aochuang Chemical Co.,Ltd.
6-AMino-1-Methyluracil  pictures 2020-05-15 6-AMino-1-Methyluracil
2434-53-9
$1.00 1KG 99% 20T Shaanxi Dideu Medichem Co. Ltd
6-Amino-1-methyluracil pictures 2019-07-06 6-Amino-1-methyluracil
2434-53-9
$1.00 1kg 99% Career Henan Chemical Co
4-AMINO-3-METHYLURACIL 6-AMINO-1-METHYLPYRIMIDINE-2,4(1H,3H)-DIONE 6-AMINO-1-METHYLURACIL LABOTEST-BB LT00080647 6-Amino-1-methyluracil,97% 6-amino-1-methyl-2,4(1h,3h)-pyrimidinedione 6-AMINO-1-METHYLURACIL 98.5% 6-AMINO-1-METHYLURACI 1-Methyl-6-amino-1,2,3,4-tetrahydropyrimidine-2,4-dione 1-Methyl-6-aminopyrimidine-2,4(1H,3H)-dione Linaint-B 6-amino-1-methylpyrimidine-2,4-dione 6-Amino-1-methyluracil > 2,4(1H,3H)-Pyrimidinedione, 6-amino-1-methyl- 6-Amino-1-methyl-1H-pyrimidine-2,4-dione Compound 1530-0259 Valine Impurity 16 Urapidil Impurity 16(6-Amino-1-methyluracil) Ligagliptin Impurity 66 1-METHYL-6-AMINOURACIL 2434-53-9 Building Blocks Heterocyclic Building Blocks Pyrimidines API intermediates Building Blocks Heterocyclic Building Blocks Pyrimidines Pyridines, Pyrimidines, Purines and Pteredines Pyrimidine series