1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate 2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1) 2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1) 3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate 3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1) 3,4-dihydro-1H-isoquinoline-2-carboxamidine 581-88-4 Debrisoquin hemisulfate Debrisoquin sulfate Debrisoquine sulfate Declinax Equitonil Isocaramidine sulfate NSC139330 RO 5-3307/1 Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1) Tendor CAS 581-88-4

Purity 97%+In StockPharmaceutical Standards
CAS No.581-88-4
Molecular Formula2*C10H19N3
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate
2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1)
2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1)
3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate
3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1)
3,4-dihydro-1H-isoquinoline-2-carboxamidine
581-88-4
Debrisoquin hemisulfate
Debrisoquin sulfate
Debrisoquine sulfate
Declinax
Equitonil
Isocaramidine sulfate
NSC139330
RO 5-3307/1
Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1)
Tendor CAS 581-88-4 chemical structure

Description

The occurrence of 1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate 2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1) 2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1) 3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate 3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1) 3,4-dihydro-1H-isoquinoline-2-carboxamidine 581-88-4 Debrisoquin hemisulfate Debrisoquin sulfate Debrisoquine sulfate Declinax Equitonil Isocaramidine sulfate NSC139330 RO 5-3307/1 Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1) Tendor is closely related to an amide group, 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.

1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate 2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1) 2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1) 3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate 3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1) 3,4-dihydro-1H-isoquinoline-2-carboxamidine 581-88-4 Debrisoquin hemisulfate Debrisoquin sulfate Debrisoquine sulfate Declinax Equitonil Isocaramidine sulfate NSC139330 RO 5-3307/1 Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1) Tendor (CAS 581-88-4), molecular formula C10H19N3H2O4S and molecular weight 279.36 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C10H19N3H2O4S, 1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate 2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1) 2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1) 3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate 3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1) 3,4-dihydro-1H-isoquinoline-2-carboxamidine 581-88-4 Debrisoquin hemisulfate Debrisoquin sulfate Debrisoquine sulfate Declinax Equitonil Isocaramidine sulfate NSC139330 RO 5-3307/1 Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1) Tendor contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 279.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 1,2,3, 4-Tetrahydro-isoquinoline-2-carboxamidine sulfate 2(1H)-Isoquinolinecarboxamidine, 3,4-dihydro-, sulfate (2:1) 2(1H)-Isoquinolinecarboximidamide, 3,4-dihydro-, sulfate (2:1) 3,4-Dihydro-2(1H)-isoquinoline carboxamidine sulfate 3,4-Dihydro-2(1H)-isoquinolinecarboxamidine sulfate (2:1) 3,4-dihydro-1H-isoquinoline-2-carboxamidine 581-88-4 Debrisoquin hemisulfate Debrisoquin sulfate Debrisoquine sulfate Declinax Equitonil Isocaramidine sulfate NSC139330 RO 5-3307/1 Sulfuric acid compound with 3,4-dihydro-2(1H)-isoquinolinecarboximidamide (1:1) Tendor under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular Formula2*C10H19N3 H2O4S
Molecular Weight279.36 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1957
Nitrogen Atoms3
Sulfur Atoms1

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