 Home > Pharmaceutical Intermediates > Heterocyclic Compound > 2,4-Diaminopyrimidine 3-N-oxide for Sale > 2,4-DIAMINO PYRIMIDINE-3-OXIDE 99% powder 74638-76-9 Dideu

2,4-DIAMINO PYRIMIDINE-3-OXIDE 99% powder 74638-76-9 Dideu

Name: 2,4-DIAMINO PYRIMIDINE-3-OXIDE 99% powder 74638-76-9 Dideu
Brand: Dideu
SKU: pr2307031355
Price: 4 USD
Availability: InStock

3 Inquiries

Unit Price: Get Latest Price 

CAS No.:

74638-76-9

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shanghai

Brand:

Dideu

Packaging:

25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2024-02-09

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Shaanxi Dideu Medichem Co. Ltd

Company Type:

Manufactory

Location:

China

Payment Terms:

TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

7 days

Qualification:

Main Products:

Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

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Inquiry History

Description

Our Reference Specification, for more details, pls contact us for COA, MSDS and certification:

Email & Skype: Service@dideu.com Telephone:+86-29-89586680
Mobile:+86-15129568250; Whatsapp&Wechat: +8615129568250

Item	Standard	Test Results
Identification	A.H-NMR:Comply with the structure	Complies
	B.LC-MS:Comply with the structure	Complies
	C.The IR spectrum of sample should be identical with that of reference standard.	Complies
	D.HPLC-ESI-MS	Complies
	The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.	Complies
Loss on drying	≤2.0%	0.19%
Heavy metals	≤10 ppm	<10ppm
Water	≤1.0%	0.10%
Sulphated ash	≤0.5% determined on 1.0 g.	0.01%
Residue on ignition	≤0.1%	0.03%
Related Substances	Unspecified impurities: for each impurity ≤0.10%	<0.10%
Related Substances	Total Impurity ≤0.5%	0.18%
Purity	≥99.0%	99.70%
Assay	99.0%~101.0% (anhydrous substance).	99.80%
Storage	Preserve in well-closed, light-resistant and airtight containers.	Complies

Our normal packaging is 25kgs/Drum and 200kgs/Drum.
The packaging can be customized. the shipping term can be by sea, by air, and sample or small quantity can be shipped by DHL, FEDEX, EMS and TNT.

a) Free sample can be supplied.
b) Guide our clients by professional knowledge and teach them how to use our product after sales.
c) Accept SGS, BV any other third-party inspection before loading.
d) High quality best price Guaranteed.

Why do you choose Dideu Industries as your partner?
A) High quality can be guaranteed. Dideu Industries since 1975 are reputed chemical manufacturer and are Certified by ISO 9001;2015 and have GMP certification.Free sample can be arranged before shipment and SGS,BV and other third party inspection company are accepted before loading.For regular customers, we accept L/C 180 Days, D/P,D/A payment term. If there is any quality problem after goods arrive. Dideu Industries will do fully payment refund.
B) Best price can be guaranteed. As Dideu Industries are integrated pharmaceuticals and chemicals producer, the production cost can be controlled and price will be definitely more competitive than China trading companies.
C) Professional enginners from Dideu Industries will give professional usage guide and services after sales.
D) Dideu Industries work 7×24 hours and your request will be processed by our professional staff in different shift period.

Basic Info

Product Name:

2,4-Diaminopyrimidine 3-N-oxide

Other Name:

2,4-Pyrimidinediamine,3-oxide;2,4-Diaminopyrimidine 3-N-oxide;Kopexil;2,6-Diaminopyrimidin-1-ium-1-olate

CAS No.:

74638-76-9

Molecular Formula:

C4H6N4O

InChIKeys:

InChIKey=SGHQFNHCCOBUKB-UHFFFAOYSA-N

Molecular Weight:

126.12

Exact Mass:

126.12

EC Number:

616-121-2

HScode:

2933599090

Categories:

Heterocyclic Compound

Characteristics

PSA:

85.7

XLogP3:

-1.17

Density:

1.7±0.1 g/cm3

Boiling Point:

475.5±37.0 °C at 760 mmHg

Flash Point:

241.4±26.5 °C

Refractive Index:

1.742

See More 2,4-Diaminopyrimidine 3-N-oxide Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 4, Oral

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	H302 Harmful if swallowed
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product.
Response	P301+P317 IF SWALLOWED: Get medical help. P330 Rinse mouth.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 2,4-Diaminopyrimidine 3-N-oxide Safety Data Sheet 

Seller Information

Business Type:
Manufactory

Main Products:
Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

Location:
https://www.dideu.com/en/

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7 days

Total Annual Revenue:
Above $100 million

Total Employees:
Above 1000

Year of Establishment:
2016

Company Certificates
- ISO Certificate
- REACH
Company Profile
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Inquiry History

3 Inquiries

Country	Product	Purchase Quantity	Date Posted
Austria	Diaminopyrimidine Oxide 98%	10 KG	Aug 17, 2026
Sri Lanka	2,4-DIAMINO PYRIMIDINE-3-OXIDE	100 G	Jan 6, 2026
Russia	2, 4-Diaminopyrimidine 3-Oxide Powder	1000 KG	Apr 7, 2026

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More Choices Find All Products for Sale 

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2,4-diaminopyrimidine 3-oxide	Chemical Grade/99	$10/G EXW	Wuhan Pnq Int Trade Co., Ltd	Inquiry
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Supply Kopexil 2 4-Diamino Pyrimidine-3-Oxide CAS 74638-76-9 Kopexil	Pharmaceutical Grade/99	$0.64-0.8/G FOB	Fulecare	Inquiry
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2,4-DIAMINO PYRIMIDINE-3-OXIDE 99% powder 74638-76-9 Dideu

Product Details

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