Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3-Amino-4-(methylamino)pyridine
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-N-METHYLPYRIDINE-3,4-DIAMINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 3-Amino-4-(methylamino)pyridine
Price: ￥Inquiry/100mg ￥Inquiry/10g ￥Inquiry/1g ￥Inquiry/250mg
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

1839-17-4

1839-17-4 structure

1839-17-4 structure

Name: 3-Amino-4-(methylamino)pyridine
Chemical Name: 4-N-methylpyridine-3,4-diamine
CAS Number: 1839-17-4
Molecular Formula: C₆H₉N₃
Molecular Weight: 123.156
Create Date: 2018-08-13 13:38:26
Modify Date: 2025-08-27 08:52:17

Name	4-N-methylpyridine-3,4-diamine
Synonyms	N-Methyl-3,4-pyridinediamine N~4~-methylpyridine-3,4-diamine 4-methylamino-3-aminopyridine 3,4-Pyridinediamine, N-methyl- N4-methyl-pyridine-3,4-diyldiamine N4-methylpyridin-3,4-diamine N4-Methyl-pyridin-3,4-diyldiamin 3-Amino-4-(methylamino)pyridine 4-(Methylamino)-3-pyridineamine

Density	1.2±0.1 g/cm3
Boiling Point	317.2±27.0 °C at 760 mmHg
Molecular Formula	C₆H₉N₃
Molecular Weight	123.156
Flash Point	145.6±23.7 °C
Exact Mass	123.079643
PSA	54.17000
LogP	0.67
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.652

HS Code	2933399090

1633-41-6 structure

1633-41-6

~99%

1839-17-4 structure

1839-17-4

Literature: PFIZER PRODUCTS INC. Patent: WO2008/12622 A2, 2008 ; Location in patent: Page/Page column 55-56 ; WO 2008/012622 A2

13091-23-1 structure

13091-23-1

~%

1839-17-4 structure

1839-17-4

Literature: BIOMARIN PHARMACEUTICAL INC.; WANG, Bing; CHU, Daniel Patent: WO2011/130661 A1, 2011 ;

31872-62-5 structure

31872-62-5

~%

1839-17-4 structure

1839-17-4

Literature: BOEHRINGER INGELHEIM INTERNATIONAL GMBH; Nickolaus, Peter Patent: US2013/225609 A1, 2013 ;

Precursor 3
1633-41-6 13091-23-1 31872-62-5
DownStream 5
89734-93-0 45880-13-5 5028-32-0 40423-52-7
7397-68-4

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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