3965-55-7 7L3G5X9VDU Sodium 1,3-dimethyl 5-sulfoisophthalate Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt Sodium dimethyl 5-sulphonatoisophthalate 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1) 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech] 3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech] EINECS 223-578-8 Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 5-Sulfoisophthalic acid, dimethyl ester, sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny 3,5-Bis-methylkarboxy-benzensulfonan sodny UNII-7L3G5X9VDU EC 223-578-8 CAS 3965-55-7

Purity 97%+In StockPharmaceutical Standards
CAS No.3965-55-7
Molecular FormulaC10H15O7S
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3965-55-7
7L3G5X9VDU
Sodium 1,3-dimethyl 5-sulfoisophthalate
Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt
Sodium dimethyl 5-sulphonatoisophthalate
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1)
1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech]
3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech]
EINECS 223-578-8
Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt
5-Sulfoisophthalic acid, dimethyl ester, sodium salt
3,5-Bis-(methoxykarbonyl)benzensulfonan sodny
3,5-Bis-methylkarboxy-benzensulfonan sodny
UNII-7L3G5X9VDU
EC 223-578-8 CAS 3965-55-7 chemical structure

Description

The occurrence of 3965-55-7 7L3G5X9VDU Sodium 1,3-dimethyl 5-sulfoisophthalate Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt Sodium dimethyl 5-sulphonatoisophthalate 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1) 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech] 3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech] EINECS 223-578-8 Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 5-Sulfoisophthalic acid, dimethyl ester, sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny 3,5-Bis-methylkarboxy-benzensulfonan sodny UNII-7L3G5X9VDU EC 223-578-8 is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

3965-55-7 7L3G5X9VDU Sodium 1,3-dimethyl 5-sulfoisophthalate Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt Sodium dimethyl 5-sulphonatoisophthalate 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1) 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech] 3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech] EINECS 223-578-8 Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 5-Sulfoisophthalic acid, dimethyl ester, sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny 3,5-Bis-methylkarboxy-benzensulfonan sodny UNII-7L3G5X9VDU EC 223-578-8 (CAS 3965-55-7) is a high-purity analytical reference standard with the molecular formula C10H15O7SNa and a molecular weight of 302.27 g/mol.

Based on its molecular formula C10H15O7SNa, 3965-55-7 7L3G5X9VDU Sodium 1,3-dimethyl 5-sulfoisophthalate Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt Sodium dimethyl 5-sulphonatoisophthalate 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1) 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech] 3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech] EINECS 223-578-8 Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 5-Sulfoisophthalic acid, dimethyl ester, sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny 3,5-Bis-methylkarboxy-benzensulfonan sodny UNII-7L3G5X9VDU EC 223-578-8 contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 302.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 3965-55-7 7L3G5X9VDU Sodium 1,3-dimethyl 5-sulfoisophthalate Benzenesulfonic acid, 3,5-bis(methoxycarbonyl)-, sodium salt Sodium dimethyl 5-sulphonatoisophthalate 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1) 1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 3,5-Bis(methoxycarbonyl)benzenesulfonic acid sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny [Czech] 3,5-Bis-methylkarboxy-benzensulfonan sodny [Czech] EINECS 223-578-8 Isophthalic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt 5-Sulfoisophthalic acid, dimethyl ester, sodium salt 3,5-Bis-(methoxykarbonyl)benzensulfonan sodny 3,5-Bis-methylkarboxy-benzensulfonan sodny UNII-7L3G5X9VDU EC 223-578-8 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC10H15O7S Na
Molecular Weight302.27 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1958
Sulfur Atoms1

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