Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2(1H)-Pyrimidinone,4-amino-1-methyl-
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Purity: 98.0%
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1122-47-0

1122-47-0 structure

1122-47-0 structure

Name: 2(1H)-Pyrimidinone,4-amino-1-methyl
Chemical Name: 1-methylcytosine
CAS Number: 1122-47-0
Molecular Formula: C₅H₇N₃O
Molecular Weight: 125.12900
Catalog: Signaling Pathways Cell Cycle/DNA Damage Nucleoside Antimetabolite/Analog
Create Date: 2018-03-22 08:00:00
Modify Date: 2026-07-01 11:56:57
1-Methylcytosine is a methylated form of the DNA base cytosine and used as a nucleobase of hachimoji DNA, in which it pairs with Isoguanine[1][2].

Name	1-methylcytosine
Synonyms	RECHEM AQ NN 0292 4-Amino-1-Methyl-1H-pyriMidin-2-one 4-Amino-1-methyl-2(1H)-pyrimidinone 1MC 1bky N1-Methylcytosine 1-METHYLCYTOSIN 1-Methyl-4-aminopyrimidine-2(1H)-one 1-Methyl-4-imino-1,2,3,4-tetrahydropyrimidine-2-one 4-amino-1-methyl-1H-pyrimidin-2-one 1-METHYLCYTOSINE methyl-cytosine 4-amino-1-methylpyrimidin-2(1H)-one 3-Oxazolidinecboxylicacid,2,2-dimethyl-4-(2-oxoethyl)-,1,1-dimethylethylester,(5S) 1-Methyl-1,2,3,4-tetrahydro-4-iminopyrimidine-2-one 1-Methylcytosine, 10 mM in DMSO 4-amino-1-MethylpyriMidin-2(1H)-one 1-methyl cytosin 1-methyl-4-aminopyrimidin-2-(1H)-one 4-azanyl-1-methyl-pyrimidin-2-one 4-amino-1-methylpyrimidin-2-one 4-amino-1-methyl-pyrimidin-2-one 1-Methyl-4-amino-1,2-dihydropyrimidine-2-one

Description	1-Methylcytosine is a methylated form of the DNA base cytosine and used as a nucleobase of hachimoji DNA, in which it pairs with Isoguanine[1][2].
Related Catalog	Signaling Pathways >> Cell Cycle/DNA Damage >> Nucleoside Antimetabolite/Analog Research Areas >> Others
References	[1]. Kistenmacher, T. J.; Rossi, M. (1977-12-15). "1-Methylcytosine: a refinement". Acta Crystallographica (1977) Section B. 33 (12): 3962–3965. [2]. Hoshika S, et al. Hachimoji DNA and RNA: A genetic system with eight building blocks. Science. 2019 Feb 22;363(6429):884-887.

Density	1.34g/cm3
Boiling Point	241.6ºC at 760mmHg
Molecular Formula	C₅H₇N₃O
Molecular Weight	125.12900
Flash Point	99.9ºC
Exact Mass	125.05900
PSA	61.90000
Vapour Pressure	0.0356mmHg at 25°C
Index of Refraction	1.619
Storage condition	2-8°C

Hazard Codes	Xi
HS Code	2933599090

Precursor 0
DownStream 2
6220-49-1 6749-87-7

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%

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