Molekula
ADA disodium salt
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
ADA disodium salt is a synthetic organic compound used in biochemical research as a Good's zwitterionic biological buffer, with a pKa of about 6.6 that suits it to biochemical and cell-culture work near neutral pH. It is a water-soluble, disodium salt of N-(2-acetamido)iminodiacetic acid, an iminodiacetic acid derivative with the formula H2NCOCH2N(CH2CO2Na)2. Available in powder form, it has a molecular weight of 234.12 g/mol, a CAS number of 41689-31-0, and should be stored at ambient temperature. It carries a warning signal word due to potential health hazards. Molekula supplies ADA disodium salt 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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100 g — $165.10 per pack
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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 crystalline powder |
| Water | ≤1.0% |
| pH | 9.5 10.1 |
| Assay (Titration) | ≥98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 31449132 |
| CAS Number | 41689-31-0 |
| IUPAC Name | disodium;2-[(2-amino-2-oxoethyl)-(carboxylatomethyl)amino]acetate |
| Molecular Formula | H2NCOCH2N(CH2CO2Na)2 |
| Molecular Weight | 234.12 |
| Exact Mass | 234.0229 |
| SMILES | C(C(=O)N)N(CC(=O)[O-])CC(=O)[O-].[Na+].[Na+] |
| InChIKey | UFJHJSRPIBTMAS-UHFFFAOYSA-L |
| InChI | InChI=1S/C6H10N2O5.2Na/c7-4(9)1-8(2-5(10)11)3-6(12)13;;/h1-3H2,(H2,7,9)(H,10,11)(H,12,13);;/q;2*+1/p-2 |
| PubChem CID | 44119928 |
| REACH Code | Y113 |
| HTS Code | 29241980 |
| Tariff Code | 2924190090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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-[(2-amino-2-oxoethyl)-(carboxylatomethyl)amino]acetate
- ada disodium
- Disodium ((2-amino-2-oxoethyl)(carboxylatomethyl)amino)acetate
- disodium;2-[(2-amino-2-oxoethyl)-(carboxylatomethyl)amino]acetate
- N-(2-Acetamido)iminodiacetic acid disodium salt
- Sodium 2,2'-((2-amino-2-oxoethyl)azanediyl)diacetate
Frequently asked questions
What is ADA disodium salt used for?
ADA disodium salt is a Good's zwitterionic biological buffer with a pKa of about 6.6, used to control pH in biochemical and cell-culture work.
What is the chemical formula and molecular weight of ADA disodium salt?
The formula is H2NCOCH2N(CH2CO2Na)2 with a molecular weight of 234.12 g/mol.
How should ADA disodium salt be stored?
It should be stored at ambient temperature, protected from moisture and heat.
What grade of ADA disodium salt is available?
Molekula supplies ADA disodium salt in high-purity laboratory grade.
Can Molekula supply ADA disodium salt in bulk?
Yes, Molekula can supply ADA disodium salt in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of ADA disodium salt?
Each order includes a Certificate of Analysis (CoA) 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.