Skip to the beginning of the images gallery

4,6-Diamino-2-mercaptopyrimidine - 95%, high purity , CAS No.1004-39-3

5 Citations

COA

Grade & Purity:

≥95%

Cas Number: 1004-39-3
Molecular Weight: 142.18
Beilstein Registry Number: 24476
MDL number: MFCD00006078
PubChem CID: 1201482
PubChem SID: 488191739

In stock

Item Number

D155134

Grouped product items
SKU	Size	Availability	Price
D155134-1g	1g	3	$18.90
D155134-5g	5g	3	$73.90
D155134-25g	25g	5	$283.90
D155134-100g	100g	4	$1,019.90
D155134-500g	500g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$4,586.90

View related series

Pyrimidines (539) Six-Membered Heterocyclic Compounds (1696)

Basic Description

Synonyms	4,6-Diamino-2-mercaptopyrimidine \| 6-Amino-2-thiocytosine, 4,6-Diamino-2-pyrimidinethiol \| 0VP6I0FY3O \| 4,6-Diaminopyrimidine-2(1H)-thione hydrate \| NCGC00186390-02 \| W-108961 \| 4,6-Diaminopyrimidine-2-thione \| STK719927 \| 4,6-Diamino-2(1H)-pyrimidinethio
Specifications & Purity	≥95%
Shipped In	Normal

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Diazines
    - Subclass Pyrimidines and pyrimidine derivatives

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Diazines
Subclass	Pyrimidines and pyrimidine derivatives
Intermediate Tree Nodes	Not available
Direct Parent	Pyrimidinethiones
Alternative Parents	Aminopyrimidines and derivatives 2-Thiopyrimidines Imidolactams Hydropyrimidines Heteroaromatic compounds Azacyclic compounds Primary amines Organosulfur compounds Organopnictogen compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	Aminopyrimidine - 2-thiopyrimidine - Pyrimidinethione - Thiopyrimidine - Hydropyrimidine - Imidolactam - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Primary amine - Organosulfur compound - Organonitrogen compound - Amine - Hydrocarbon derivative - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as pyrimidinethiones. These are compounds containing a pyrimidine ring that bears a thioketone. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Associated Targets(Human)

FEN1 Tchem Flap endonuclease 1 (12055 Activities)

Discover Target: FEN1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Mechanisms of Action

Mechanism of Action	Action Type	target ID	Target Name	Target Type	Target Organism	Binding Site Name	References

Names and Identifiers

Pubchem Sid	488191739
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488191739
IUPAC Name	4,6-diamino-1H-pyrimidine-2-thione
INCHI	InChI=1S/C4H6N4S/c5-2-1-3(6)8-4(9)7-2/h1H,(H5,5,6,7,8,9)
InChIKey	QCAWOHUJKPKOMD-UHFFFAOYSA-N
Smiles	C1=C(NC(=S)N=C1N)N
Isomeric SMILES	C1=C(NC(=S)N=C1N)N
RTECS	MB7660000
Molecular Weight	142.18
Beilstein	24476
Reaxy-Rn	124937
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=124937&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

14 results found

Lot Number	Certificate Type	Date	Item
L2021079	Certificate of Analysis	Oct 12, 2024	D155134
L2021078	Certificate of Analysis	Oct 12, 2024	D155134
G2418236	Certificate of Analysis	Apr 28, 2024	D155134
G2418597	Certificate of Analysis	Apr 28, 2024	D155134
K2214075	Certificate of Analysis	Nov 15, 2022	D155134
E2416020	Certificate of Analysis	Jul 19, 2022	D155134
I2207283	Certificate of Analysis	Jul 19, 2022	D155134
I2207187	Certificate of Analysis	Jul 19, 2022	D155134
I2207189	Certificate of Analysis	Jul 19, 2022	D155134
I2207284	Certificate of Analysis	Jul 19, 2022	D155134
F2328230	Certificate of Analysis	Jul 19, 2022	D155134
B2522176	Certificate of Analysis	Sep 06, 2021	D155134
K2111986	Certificate of Analysis	Sep 06, 2021	D155134
D23061087	Certificate of Analysis	Sep 06, 2021	D155134

Show more⌵

Chemical and Physical Properties

Melt Point(°C)	>280 °C
Molecular Weight	142.190 g/mol
XLogP3	-1.200
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	142.031 Da
Monoisotopic Mass	142.031 Da
Topological Polar Surface Area	109.000 Å²
Heavy Atom Count	9
Formal Charge	0
Complexity	205.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Jinglin Shen, Jing Fu, Junxiao Liu, Qi Liu, Jin Feng, Yongjie Zhang, Wei Qi. (2022) Luminescence Enhancement of a Gold Nanocluster Hydrogel Facilitated by Water for Erasable Water Writing and Visual Solvent Differentiation. ACS Sustainable Chemistry & Engineering, 10 (34): (11406–11414).
2. Fengjie Zhou, Jing Fu, Mengqi Yang, Jinglin Shen, Wei Qi. (2024) Fabrication of Color-Tunable Gold Nanoclusters and Their Application for Information Encryption. ACS Applied Nano Materials, 7 (19): (23270-23277).
3. Jinglin Shen, Fengjie Zhou, You Yu, Ensheng Zhang, Wei Qi, Yongjie Zhang. (2024) Gold Nanoclusters Whose Photoluminescent Properties are Dynamically Tunable by Modulating the Assembly Pathway Complexity. CHEMISTRY-A EUROPEAN JOURNAL, (e202401909).
4. Bingyan Han, Yajun Chen, Qingdong Liu, Yuncong Gao, Jiao Wang, Haiyan Liu, Gaohong He. (2025) H2O rapidly constructs hydrogen bond networks to reinforce AIE of copper clusters: Fluorescence discoloration and enhanced behavior for alcohol content detection and latent fingerprints recognition. SEPARATION AND PURIFICATION TECHNOLOGY, 353 (128211).
5. Minglu Shao, Zhanqi Fang, Mengjie Cheng, Lipei Fu, Kaili Liao, Ailian Chang. (2024) Research on the corrosion inhibition performance and mechanism of pyrimidine quaternary ammonium salt. ANTI-CORROSION METHODS AND MATERIALS, 71 (6): (663-675).

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Mass

Concentration

Volume

M. Wt*

g/mol

*When preparing stock solutions, always use the batch-specific molecular weight of the product found on the vial label and the Certificate of Analysis (available online).

Dilution Calculator

Determine the dilution needed to prepare a stock solution.

Concentration 1 (C1)

Volume 1 (V1)

Concentration 2 (C2)

Volume 2 (V2)

Reconstitution Calculator

The reconstitution calculator enables you to quickly determine the volume of a reagent needed to reconstitute your vial. Just enter the mass of the reagent and the target concentration, and the calculator will do the rest.

Volume (to add to vial)

Mass (in vial)

Desired Reconstitution Concentration