6-Methyl-2,3-pyridinediamine

Modify Date: 2026-07-03 12:42:03

6-Methyl-2,3-pyridinediamine Structure
6-Methyl-2,3-pyridinediamine structure
Common Name 6-Methyl-2,3-pyridinediamine
CAS Number 33259-72-2 Molecular Weight 123.156
Density 1.2±0.1 g/cm3 Boiling Point 294.6±35.0 °C at 760 mmHg
Molecular Formula C6H9N3 Melting Point N/A
MSDS N/A Flash Point 157.0±13.1 °C

Summary: 6-methylpyridine-2,3-diamine (5,6-二氨基-2-皮考林), CAS: 33259-72-2, has a molecular formula of C6H9N3 and a molecular weight of 123.156. The boiling point is 294.6±35.0 °C, and the density is 1.2±0.1 g/cm³. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 6-methylpyridine-2,3-diamine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.2±0.1 g/cm3
Boiling Point 294.6±35.0 °C at 760 mmHg
Molecular Formula C6H9N3
Molecular Weight 123.156
Flash Point 157.0±13.1 °C
Exact Mass 123.079643
PSA 64.93000
LogP 0.73
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.648
InChIKey XATOCNYGIWXIQM-UHFFFAOYSA-N
SMILES Cc1ccc(N)c(N)n1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
HS Code 2933399090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  3

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2,3-diamino-6-methyl-pyridine
6-methy-2,3-diaminopyridine
6-methylpyridine-2,3-diamine
6-methyl-pyridine-2,3-diyldiamine
2,3-Pyridinediamine,6-methyl
5,6-Diamino-2-picoline
6-Methyl-2,3-pyridinediamine
2,3-Diamino-6-methylpyridin

 6-Methyl-2,3-pyridinediamine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the boiling point of 6-methylpyridine-2,3-diamine?
A: Boiling point of 6-methylpyridine-2,3-diamine is 294.6±35.0 °C at 760 mmHg.
Q: What is the molecular weight of 6-methylpyridine-2,3-diamine?
A: Molecular weight of 6-methylpyridine-2,3-diamine is 123.156.
Q: What are the downstream products of 6-methylpyridine-2,3-diamine?
A: Related downstream products(CAS) of 6-methylpyridine-2,3-diamine: 155629-96-2.
Q: What is the SMILES notation of 6-methylpyridine-2,3-diamine?
A: SMILES notation of 6-methylpyridine-2,3-diamine is Cc1ccc(N)c(N)n1.
Q: What is the CAS number of 6-methylpyridine-2,3-diamine?
A: CAS number of 6-methylpyridine-2,3-diamine is 33259-72-2.
Q: What is the molecular formula of 6-methylpyridine-2,3-diamine?
A: Molecular formula of 6-methylpyridine-2,3-diamine is C6H9N3.
Q: What is the safety information for 6-methylpyridine-2,3-diamine?
A: Safety information for 6-methylpyridine-2,3-diamine: S26-S37/39.
Q: What are the upstream materials of 6-methylpyridine-2,3-diamine?
A: Related upstream materials(CAS) of 6-methylpyridine-2,3-diamine: 21901-29-1;39745-40-9;1824-81-3.
Q: What is the English name of 6-methylpyridine-2,3-diamine?
A: The English name of 6-methylpyridine-2,3-diamine is 6-methylpyridine-2,3-diamine.
Q: What is the polar surface area (PSA) of 6-methylpyridine-2,3-diamine?
A: Polar surface area (PSA) of 6-methylpyridine-2,3-diamine is 64.93000.

 6-Methyl-2,3-pyridinediaminefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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