CAS No.: 81-16-3 — 2-Amino-1-naphthalenesulfonic acid (2-萘胺-1-磺酸)

1. Primary Information

English name:	2-Amino-1-naphthalenesulfonic acid
CAS No.:	81-16-3
Molecular formula:	C₁₀H₉NO₃S
Molecular weight:	223.25 g/mol
SMILES:	C1=CC=C2C(=C1)C=CC(=C2S(=O)(=O)O)N
Structural class:
Other identifiers:	2-naphthylamine-1-sulfonic acid 2-naphthylamine-1-sulfonic acid, monoammonium salt tobias acid

2. Suppliers & Pricing

Supplier	Pack size	Purity	Price (CNY)	Storage conditions	Lead time	Notes
Kehua Intelligence	100mg	HPLC≥98%	80	2-8℃	in stock	-
Kehua Intelligence	25g	AR，98%	20	2-8℃	in stock	-
Kehua Intelligence	100g	AR，98%	32	2-8℃	in stock	-
Kehua Intelligence	500g	AR，98%	72	2-8℃	in stock	-
Kehua Intelligence	5*500g	AR，98%	320	2-8℃	in stock	-

3. Structures

3.1 2D structure

3.2 3D structure

-1 -2 -3 24 25 0 0 0 0 0 0 0999 V2000 1.9732 1.0912 -0.0777 S 0 0 0 0 0 0 0 0 0 0 0 0 1.8319 1.8592 1.3532 O 0 0 0 0 0 0 0 0 0 0 0 0 3.2585 0.4202 -0.0869 O 0 0 0 0 0 0 0 0 0 0 0 0 1.5912 2.0072 -1.1339 O 0 0 0 0 0 0 0 0 0 0 0 0 2.5133 -1.8387 -0.0344 N 0 0 0 0 0 0 0 0 0 0 0 0 -0.6372 0.1663 -0.0190 C 0 0 0 0 0 0 0 0 0 0 0 0 0.7288 -0.1597 -0.0356 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.5963 -0.8738 0.0150 C 0 0 0 0 0 0 0 0 0 0 0 0 1.1433 -1.4918 -0.0185 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.1613 -2.2091 0.0313 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.0724 1.5014 -0.0356 C 0 0 0 0 0 0 0 0 0 0 0 0 0.2000 -2.5147 0.0146 C 0 0 0 0 0 0 0 0 0 0 0 0 -2.9623 -0.5482 0.0314 C 0 0 0 0 0 0 0 0 0 0 0 0 -2.4337 1.8067 -0.0187 C 0 0 0 0 0 0 0 0 0 0 0 0 -3.3769 0.7839 0.0148 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.8811 -3.0246 0.0573 H 0 0 0 0 0 0 0 0 0 0 0 0 -0.4075 2.3558 -0.0210 H 0 0 0 0 0 0 0 0 0 0 0 0 0.5080 -3.5572 0.0281 H 0 0 0 0 0 0 0 0 0 0 0 0 -3.7170 -1.3314 0.0580 H 0 0 0 0 0 0 0 0 0 0 0 0 -2.7581 2.8434 -0.0225 H 0 0 0 0 0 0 0 0 0 0 0 0 -4.4364 1.0222 0.0302 H 0 0 0 0 0 0 0 0 0 0 0 0 2.7543 -2.8224 -0.0598 H 0 0 0 0 0 0 0 0 0 0 0 0 3.2176 -1.2042 0.3072 H 0 0 0 0 0 0 0 0 0 0 0 0 1.9945 1.3030 2.1510 H 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 0 1 3 2 0 0 0 0 1 4 2 0 0 0 0 1 7 1 0 0 0 0 2 24 1 0 0 0 0 5 9 1 0 0 0 0 5 22 1 0 0 0 0 5 23 1 0 0 0 0 6 7 1 0 0 0 0 6 8 1 0 0 0 0 6 11 2 0 0 0 0 7 9 2 0 0 0 0 8 10 1 0 0 0 0 8 13 2 0 0 0 0 9 12 1 0 0 0 0 10 12 2 0 0 0 0 10 16 1 0 0 0 0 11 14 1 0 0 0 0 11 17 1 0 0 0 0 12 18 1 0 0 0 0 13 15 1 0 0 0 0 13 19 1 0 0 0 0 14 15 2 0 0 0 0 14 20 1 0 0 0 0 15 21 1 0 0 0 0

4. International Nomenclature & Identifiers

4.1 IUPAC Name

2-aminonaphthalene-1-sulfonic acid

4.2 InChI

InChI=1S/C10H9NO3S/c11-9-6-5-7-3-1-2-4-8(7)10(9)15(12,13)14/h1-6H,11H2,(H,12,13,14)

1. Primary Information

2. Suppliers & Pricing

3. Structures

3.1 2D structure

3.2 3D structure

4. International Nomenclature & Identifiers

4.1 IUPAC Name

4.2 InChI

4.3 InChIKey

4.4 Canonical SMILES

4.5 Isomeric SMILES

4.6 SDF file

5. Spectroscopic data

5.1 ¹³C nuclear magnetic resonance (¹³C NMR)

5.2 ¹H nuclear magnetic resonance (¹H NMR)

5.3 Mass spectrometry (MS)

5.4 Infrared spectroscopy (IR)

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

1. Primary Information

2. Suppliers & Pricing

3. Structures

3.1 2D structure

3.2 3D structure

4. International Nomenclature & Identifiers

4.1 IUPAC Name

4.2 InChI

4.3 InChIKey

4.4 Canonical SMILES

4.5 Isomeric SMILES

4.6 SDF file

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

5.4 Infrared spectroscopy (IR)

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

5.1 ¹³C nuclear magnetic resonance (¹³C NMR)

5.2 ¹H nuclear magnetic resonance (¹H NMR)