Molekula
N-Hydroxysulfosuccinimide sodium salt (2-8°C)
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
N-Hydroxysulfosuccinimide sodium salt is a water-soluble coupling reagent widely used in peptide synthesis, bioconjugation, and the preparation of active esters for labeling proteins and other biomolecules. It enhances reaction efficiency in aqueous conditions, making it ideal for biochemical research and industrial applications. This chemical has a CAS number of 106627-54-7, with the molecular formula C4H3N(O)2OHSO3Na and a molecular weight of 217.13. It must be stored between 2–8°C and carries a **Warning** signal word for safety. Molekula supplies N-Hydroxysulfosuccinimide sodium 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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1 g — $148.60 per pack
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5 g — $286.40 per pack
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 off-white powder |
| Melting Point | ≥ 300.0°C |
| Purity (HPLC) | ≥ 98.0% |
| Identification (IR) | Conforms to Structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90034143 |
| CAS Number | 106627-54-7 |
| IUPAC Name | sodium 1-hydroxy-2,5-dioxopyrrolidine-3-sulfonate |
| Molecular Formula | C4H3N(O)2OHSO3Na |
| Molecular Weight | 217.13 |
| Exact Mass | 216.9657 |
| SMILES | C1C(C(=O)N(C1=O)O)S(=O)(=O)[O-].[Na+] |
| InChIKey | RPENMORRBUTCPR-UHFFFAOYSA-M |
| InChI | InChI=1S/C4H5NO6S.Na/c6-3-1-2(12(9,10)11)4(7)5(3)8;/h2,8H,1H2,(H,9,10,11);/q;+1/p-1 |
| PubChem CID | 3520574 |
| REACH Code | Y113 |
| HTS Code | 2928.00.5000 |
| Tariff Code | 2928009090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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
- P308+313 IF exposed or concerned: Get medical advice/attention
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
No alternate names recorded for this product.
Frequently asked questions
What is N-Hydroxysulfosuccinimide sodium salt commonly used for?
It is primarily used as a water-soluble coupling reagent in peptide synthesis, bioconjugation, and the preparation of active esters for modifying proteins, antibodies, and other biomolecules.
What is the chemical formula and molecular weight of this compound?
The formula is **C₄H₃N(O)₂OHSO₃Na**, and the molecular weight is **217.13 g/mol**.
How should N-Hydroxysulfosuccinimide sodium salt be stored?
Store at **2–8°C** in a cool, dry place, protected from moisture and light.
What grade or purity is available for this product?
Molekula supplies this compound in **analytical and synthesis-grade purity**, typically ≥98% by HPLC.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for minimum order quantities and pricing.
What documentation comes with an order of this chemical?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), 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.