Molekula

Benzaldehyde-2-sulfonic acid sodium salt (2-Formylbenzenesulfonic acid sodium salt)

SKU 21896678 CAS 1008-72-6 C7H5NaO4S MW 208.17 In stock

Benzaldehyde-2-sulfonic acid sodium salt, also known as 2-Formylbenzenesulfonic acid sodium salt, is a sodium salt used in organic synthesis and as an intermediate in dye and pharmaceutical manufacturing. It appears as a white to off-white crystalline powder. CAS: 1008-72-6, Molecular formula: C7H5NaO4S, Molecular weight: 208.17 g/mol, Storage: Ambient, Signal word: Warning. Molekula supplies Benzaldehyde-2-sulfonic acid sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch Download specification

Overview

Pricing & pack sizes

Pack sizes & pricing

£ GBP € EUR $ USD

100 g — €44.30 per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

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Property	Value
Appearance	White powder or solid
Water	≤1%
Assay	≥95%
Water insoluble matter	≤0.05%
Identification (IR)	Conforms to reference

Storage & handling

Property	Value
Storage Temperature	Ambient
Shelf Life	24 months
Acidity	Acid

Identification

Property	Value
SKU	21896678
CAS Number	1008-72-6
Molecular Formula	C7H5NaO4S
Molecular Weight	208.17
SMILES	[Na].O=CC=1C=CC=CC1S(=O)(=O)O
REACH Code	Y110
TSCA Listed	Yes
HTS Code	29130040
Tariff Code	2913000090

Safety & GHS

Warning

Health Hazard GHS07

Hazard statements

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
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

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in RU, IT, FR, ES, DE, EN.

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 Benzaldehyde-2-sulfonic acid sodium salt used for?

It is primarily used as an intermediate in the synthesis of dyes, pharmaceuticals, and other specialty chemicals.

What is the chemical formula and molecular weight?

The formula is C7H5NaO4S with a molecular weight of 208.17 g/mol.

How should this compound be stored?

Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.

What grade is available?

Available in technical grade; custom purity levels may be requested.

Can Molekula supply this in bulk?

Yes, Molekula can supply this compound in bulk quantities—please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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