Molekula
2-Chloro-3,4-diaminopyridine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
2-Chloro-3,4-diaminopyridine is an aromatic heterocyclic compound primarily used as a key intermediate in pharmaceutical synthesis, particularly as a building block for imidazo[4,5-c]pyridines (3-deazapurines). It is also employed in agrochemical research for developing herbicides and pesticides. This chemical has a CAS number of 39217-08-8, with the molecular formula C5H6ClN3 and a molecular weight of 143.57 g/mol. It is stored at ambient conditions but requires careful handling due to its Danger classification. Molekula supplies 2-Chloro-3,4-diaminopyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to yellow solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 67967348 |
| CAS Number | 39217-08-8 |
| IUPAC Name | 2-chloropyridine-3,4-diamine |
| Molecular Formula | C5H6ClN3 |
| Molecular Weight | 143.57 |
| Exact Mass | 143.025 |
| SMILES | C1=CN=C(C(=C1N)N)Cl |
| InChIKey | PWOIYBVEDIFBEO-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H6ClN3/c6-5-4(8)3(7)1-2-9-5/h1-2H,8H2,(H2,7,9) |
| PubChem CID | 285736 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2933.39.9200 |
| Tariff Code | 2933399999 |
Safety & GHS
-
Toxic
GHS06
-
Health Hazard
GHS07
Hazard statements
- H301 Toxic if swallowed
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-Chloro-3,4-pyridinediamine
- 2-chloropyridine-3,4-diamine
- 3,4-Diamino-2-chloropyridine
- doi:10.14272/PWOIYBVEDIFBEO-UHFFFAOYSA-N.1
Frequently asked questions
What is 2-Chloro-3,4-diaminopyridine used for?
This compound is primarily used as a key intermediate in pharmaceutical synthesis, serving as a building block for imidazo[4,5-c]pyridines (3-deazapurines). Its adjacent 3,4-diamino groups can be cyclized to form the fused imidazole ring.
What is the molecular formula and molecular weight?
The molecular formula is C₅H₆ClN₃, and the molecular weight is 143.57 g/mol.
What safety classification does this product have?
The product is classified with the signal word 'Danger' due to its hazardous properties; full SDS is provided with orders.
How should 2-Chloro-3,4-diaminopyridine be stored?
Store at ambient temperature in a cool, dry place, away from moisture and incompatible substances. Keep containers tightly sealed.
Does Molekula offer this product in bulk quantities?
Yes, we supply 2-Chloro-3,4-diaminopyridine in bulk (minimum order quantities vary; contact us for pricing and logistics).
What documentation comes with an order of this product?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (SDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.