Molekula
Pigment Red 49:2
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
Pigment Red 49:2 is a high-performance organic pigment used in coatings, plastics, and inks for its strong color and excellent lightfastness. It is a calcium salt of a complex azo compound. CAS: 1103-39-5, Molecular Formula: C40H26CaN4O8S2, Molecular Weight: 796.89 g/mol. Stored at ambient conditions. No signal word applies. Molekula supplies Pigment Red 49:2 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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 | Red powder |
| Water | 0.2% |
| Storage Temperature | +20℃ |
| Oil Absorption | 45%~50% |
| Contactance | ≤300us/cm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 89967036 |
| CAS Number | 1103-39-5 |
| IUPAC Name | calcium bis(2-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate) |
| Molecular Formula | C40H26CaN4O8S2 |
| Molecular Weight | 796.89 |
| Exact Mass | 794.0818 |
| SMILES | C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C4=CC=CC=C4C=C3)S(=O)(=O)[O-])O.C1=CC=C2C(=C1)C=CC(=C2N=NC3=C(C4=CC=CC=C4C=C3)S(=O)(=O)[O-])O.[Ca+2] |
| InChIKey | UETSCOQSVNUXDH-UHFFFAOYSA-L |
| InChI | InChI=1S/2C20H14N2O4S.Ca/c2*23-18-12-10-13-5-1-3-7-15(13)19(18)22-21-17-11-9-14-6-2-4-8-16(14)20(17)27(24,25)26;/h2*1-12,23H,(H,24,25,26);/q;;+2/p-2 |
| PubChem CID | 14201 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2934.99.90.01 |
| Tariff Code | 2934999090 |
Safety & GHS
Detailed safety information available in the SDS — see Documents below.
Documents
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
- AKLXUSFMCRHRNU-JBLAVHSWSA-L
- Calcium bis{2-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate}
- calcium;2-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
- Calciumbis[2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate]
Frequently asked questions
What is Pigment Red 49:2 used for?
It is primarily used as a high-performance pigment in coatings, plastics, and inks due to its excellent color strength and stability.
What is the chemical formula and molecular weight of Pigment Red 49:2?
The formula is C40H26CaN4O8S2 with a molecular weight of 796.89 g/mol.
How should Pigment Red 49:2 be stored?
It should be stored at ambient temperature, protected from moisture and direct sunlight.
What grade of Pigment Red 49:2 is available?
Molekula supplies Pigment Red 49:2 in technical grade.
Can Molekula supply Pigment Red 49:2 in bulk?
Yes, Molekula can supply Pigment Red 49:2 in bulk quantities upon request.
What documentation comes with a purchase of Pigment Red 49:2?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
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.