Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Pyridine-2,4-diamine
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Pyridine-2,4-diamine
Price: ￥388.0/100mg ￥638.0/250mg ￥1268.0/1g
Purity: 97.0%
Stocking Period: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4-Diaminopyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

461-88-1

461-88-1 structure

461-88-1 structure

Name: Pyridine-2,4-diamine
Chemical Name: 2,4-diaminopyridine
CAS Number: 461-88-1
Molecular Formula: C₅H₇N₃
Molecular Weight: 109.129
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Aminopyridine
Create Date: 2018-02-23 08:00:00
Modify Date: 2025-08-22 11:07:50

Name	2,4-diaminopyridine
Synonyms	Pyridine-2,4-diamine 2,4-pyridinediamine

Density	1.3±0.1 g/cm3
Boiling Point	358.0±22.0 °C at 760 mmHg
Molecular Formula	C₅H₇N₃
Molecular Weight	109.129
Flash Point	197.6±9.5 °C
Exact Mass	109.063995
PSA	64.93000
LogP	0.19
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.676

CHEMICAL IDENTIFICATION

RTECS NUMBER :: US7550000

CHEMICAL NAME :: Pyridine, 2,4-diamino-

CAS REGISTRY NUMBER :: 461-88-1

BEILSTEIN REFERENCE NO. :: 0108514

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H7-N3

MOLECULAR WEIGHT :: 109.15

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >200 mg/kg

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

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 8,296,1965

Hazard Codes	Xi
HS Code	2933399090

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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