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6-amidino-2-naphthol methanesulfonate

Also known as: 6-AMIDINO-2-NAPHTHOL METHANESULFONATE, 6-AMIDINO-2-NAPHTHOL METHANESULFONIC ACID, 6-Amidino-2-naphthol methanesulfonic acid (Nafamostat), 6-Amidino-2-naphtol methanesulfonate, 6-Amindino-2-naphtholmethanesulfonic acid, 6-Hydroxy-2-naphthalenecarboximidamide methanesulfonate (1:1), 6-Hydroxy-2-naphthimidamide methanesulfonate salt, 6-Hydroxynaphthalene-2-carboximidamide methanesulfonate (1:1), 6-hydroxy-2-naphthimidamide methanesulfonate, 6-hydroxynaphthalene-2-carboxamidine mesylate, Amidinonaphtolmethanesulfonate, MFCD00143493

6-amidino-2-naphthol methanesulfonate (CAS 82957-06-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14N2O4S and a molecular weight of 282.316 g/mol. Key properties include a melting point of −100 °C(lit.), a boiling point of 142-149 °C(lit.), a density of 0.876 g/mL at 25 °C(lit.) and a flash point of 23.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
82957-06-0
Jingsj CID
J-1327491-4
Molecular Formula
C12H14N2O4S
Molecular Weight
282.316 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Melting Point−100 °C(lit.)
Boiling Point142-149 °C(lit.)
Density0.876 g/mL at 25 °C(lit.)
Flash Point23.9 °C
Exact Mass282.067413
PSA132.85000
LogP3.21430
Additional Property4.5 (vs air)
Refractive Indexn20/D 1.402(lit.)
Additional Property10 g/L (20 ºC)
Additional Property-70.8℃

Customs & Trade Information

HS Code2925290090
Summary2925290090 other imines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 6-amidino-2-naphthol methanesulfonate?

The CAS number of 6-amidino-2-naphthol methanesulfonate is 82957-06-0.

What are the molecular formula and molecular weight of 6-amidino-2-naphthol methanesulfonate?

6-amidino-2-naphthol methanesulfonate has molecular formula C12H14N2O4S and molecular weight 282.316 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "6-amidino-2-naphthol methanesulfonate (CAS 82957-06-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327491-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.