5-Azacytosine

Modify Date: 2026-07-03 17:56:04

5-Azacytosine structure	Common Name	5-Azacytosine
	CAS Number	931-86-2	Molecular Weight	112.090
	Density	1.86	Boiling Point	503.1ºC at 760 mmHg
	Molecular Formula	C₃H₄N₄O	Melting Point	300 ºC
	MSDS	N/A	Flash Point	258.1ºC
	Symbol	GHS07	Signal Word	Warning

Name	5-azacytosine
Synonym	More Synonyms

Density	1.86
Boiling Point	503.1ºC at 760 mmHg
Melting Point	300 ºC
Molecular Formula	C₃H₄N₄O
Molecular Weight	112.090
Flash Point	258.1ºC
Exact Mass	112.038513
PSA	84.66000
LogP	-2.33
Index of Refraction	1.801
InChIKey	MFEFTTYGMZOIKO-UHFFFAOYSA-N
SMILES	Nc1ncnc(=O)[nH]1
Storage condition	-20°C Freezer

5-Azacytosine MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XZ2854300

CHEMICAL NAME :: 1,3,5-Triazin-2(1H)-one, 4-amino-

CAS REGISTRY NUMBER :: 931-86-2

LAST UPDATED :: 199303

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C3-H4-N4-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - quail

DOSE/DURATION :: >316 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Precautionary Statements	P301 + P312 + P330
Hazard Codes	Xn: Harmful;
Risk Phrases	R20/21/22
Safety Phrases	S22-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	XZ2854300
HS Code	2933990090

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Literature: Vujjini, Satish Kumar; Varanasi, Ganesh; Arevelli, Srinivas; Kandala, Sreenatha Charyulu; Tirumalaraju, Satyanarayana Raju; Bandichhor, Rakeshwar; Kagga, Mukkanti; Cherukupally, Praveen Organic Process Research and Development, 2013 , vol. 17, # 2 p. 303 - 306

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Literature: Agricultural and Biological Chemistry, , vol. 49, # 6 p. 1551 - 1558

Formic Acid

CAS#:64-18-6

N/A

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Literature: Chemische Berichte, , vol. 87, p. 19,23 Archiv der Pharmazie (Weinheim, Germany), , vol. 288, p. 139

Precursor 7
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DownStream 5
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HS Code	2933699090
Summary	2933699090 other compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:20.0%

4-Amino-1,3,5-triazin-2(1H)-on

5-AZACYTOSINE, 1 G

4-Amino-1H-[1,3,5]triazin-2-on

5-Azacytosine

4-amino-1,3,5-triazin-2-one

4-amino-s-triazin-2-o

5-Aza-Cytosine

4-amino-1,2-dihydro-1,3,5-triazin-2-one

AZACYTOSINE,5-(RG)

2-AMINO-4-HYDROXY-S-TRIAZINE

2-AMINO-4-HYDROXY-1,3,5-TRIAZINEHYDRATE

6-amino-1,2-dihydro-1,3,5-triazin-2-one

EINECS 213-242-9

5-Aza Cytosine

5-AZACYTOSINE HYDRATE

4-Amino-1,3,5-triazin-2(1H)-one

5-AZACYTIDINE

6-amino-1H-1,3,5-triazin-2-one

4-Amino-1,3,5-triazin-2-ol

2-Amino-4-hydroxy-1,3,5-triazine hydrate

2-AMINO-4-HYDROXY-

AZACYTOSINE, 5-(RG)

5-AZOCYTOSINE

5-AZACYTOSINE API

5-AZACYTOSINE, HYDRATE

2-Amino-4-hydroxy-1,3,5-triazine

MFCD00006033

AZACYTOSINE

4-AMINO-1H-1,3,5-TRIAZIN-2-ONE

6-amino-1,3,5-triazin-2(1H)-one

5-AZACYTOSIN HEMIHYDRAT

4-amino-1H-[1,3,5]triazin-2-one

Cytosine Impurity 1

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-Azacytosine
Price: Check
Purity: 98.0%
Delivery: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5-Azacytosine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: 5-Azacytosine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 5-Azacytosine
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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5-Azacytosine

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.