The CAS register number of 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt is 100900-07-0. It also can be called as 1-Naphthalenesulfonicacid, 5-[(2-aminoethyl)amino]-, sodium salt (1:1) and the systematic name about this chemical is sodium 5-[(2-aminoethyl)amino]naphthalene-1-sulfonate. The molecular formula about this chemical is C₁₂H₁₃N₂O₃S^.Na and molecular weight is 288.30. It belongs to the following product categories, such as MTS and Sulfhydryl Active Reagents; Fluorescent Labels & Indicators; MTS & Sulfhydryl Active Reagents and so on. This chemical can be used as a fluorescent reagent with a terminal amine for derivatizaton.

Physical properties about 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt are: (1)ACD/LogP: 0.20; (2)ACD/LogD (pH 5.5): -2.3; (3)ACD/LogD (pH 7.4): -2.31; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 5; (9)#H bond donors: 4; (10)#Freely Rotating Bonds: 5; (11)Polar Surface Area: 69.23Ų.

Uses of 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid sodium salt: it can be used to produce C₇₃H₉₆N₁₇O₁₈S(^1-)*Na(¹⁺) with DABCYL-Gaba-Ser-Gln-Asn-Tyr-Pro-Ile-Val-Gln-OH at temperature of 25 ℃. This reaction will need reagent N-hydroxysuccinimide, 1-ethyl-3-(3'-dimethylaminopropyl)-carbodiimide hydrochloride and solvent dimethylformamide with reaction time of 3 hours.The yield is about 81%.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [Na+].[O-]S(=O)(=O)c1cccc2c1cccc2NCCN
(2)InChI: InChI=1/C12H14N2O3S.Na/c13-7-8-14-11-5-1-4-10-9(11)3-2-6-12(10)18(15,16)17;/h1-6,14H,7-8,13H2,(H,15,16,17);/q;+1/p-1
(3)InChIKey: HGWRACRQRUQQGH-REWHXWOFAK
(4)Std. InChI: InChI=1S/C12H14N2O3S.Na/c13-7-8-14-11-5-1-4-10-9(11)3-2-6-12(10)18(15,16)17;/h1-6,14H,7-8,13H2,(H,15,16,17);/q;+1/p-1
(5)Std. InChIKey: HGWRACRQRUQQGH-UHFFFAOYSA-M