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 1999 · 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.
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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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
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.
Is 2-Chloro-3,4-diaminopyridine dangerous goods for shipping?
Yes. 2-Chloro-3,4-diaminopyridine ships as dangerous goods: UN2811, class 6.1, packing group III.
Ready to order or need a custom pack?
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