6-AMIDINO-2-NAPHTHOL METHANESULFONATE CAS#: 82957-06-0; 凯望编码 (ChemWhat Code): 17119

IdentificationPhysical DataSpectra
Route of Synthesis (ROS)Safety and HazardsOther Data

Identification

英文名6-AMIDINO-2-NAPHTHOL METHANESULFONATE
IUPAC Name6-hydroxynaphthalene-2-carboximidamide;methanesulfonic acid
分子结构Structure of 6-AMIDINO-2-NAPHTHOL METHANESULFONATE CAS 82957-06-0
CAS编号 82957-06-0
MDL NumberMMFCD00143493
别名82957-06-0
6-Amidino-2-naphthol Methanesulfonate
6-Hydroxy-2-naphthimidamide methanesulfonate salt
6-Amidino-2-naphthol Methanesulfonic Acid
6-hydroxynaphthalene-2-carboximidamide;methanesulfonic acid
MFCD00143493
6-Carbamimidoyl-2-naphthol Methanesulfonate
6-HYDROXYNAPHTHALENE-2-CARBOXIMIDAMIDE; METHANESULFONIC ACID
6-Hydroxy-2-naphthimidamide methanesulfonate
6-hydroxynaphthalene-2-carboxamidine mesylate
SCHEMBL7342004
DTXSID80496245
BCP17034
AKOS015852380
AC-1837
CS-W014564
DS-13121
SY037595
DB-011491
A1193
F13872
EN300-7411272
A840477
6-Hydroxynaphthalene-2-carboximidamide Methanesulfonate
Z3234818581
6-hydroxynaphthalene-2-carboximidamide methanesulfonic acid
Methanesulfonic acid–6-(diaminomethylidene)naphthalen-2(6H)-one (1/1)
分子式C12H14N2O4S
分子量9282.32
InChIInChI=1S/C11H10N2O.CH4O3S/c12-11(13)9-2-1-8-6-10(14)4-3-7(8)5-9;1-5(2,3)4/h1-6,14H,(H3,12,13);1H3,(H,2,3,4)
InChI KeyNLLGCELWCUFUFD-UHFFFAOYSA-N  
Isomeric SMILESCS(=O)(=O)O.C1=CC2=C(C=CC(=C2)O)C=C1C(=N)N  

Physical Data

AppearanceWhite to Off-White powder
Melting Point, °C Solvent (Melting Point)
227 – 228
227 – 229
227 – 230
227 – 228ethanol

Spectra

Description (NMR Spectroscopy)Nucleus (NMR Spectroscopy)Solvents (NMR Spectroscopy)
Chemical shifts, Spectrum1H
Chemical shifts1Hcchloroform-d1
Chemical shifts1Hdimethylsulfoxide-d6
Description (IR Spectroscopy)Solvent (IR Spectroscopy)
BandsKBr

Route of Synthesis (ROS)

Route of Synthesis (ROS) of 6-AMIDINO-2-NAPHTHOL METHANESULFONATE CAS 82957-06-0
Route of Synthesis (ROS) of 6-AMIDINO-2-NAPHTHOL METHANESULFONATE CAS 82957-06-0
ConditionsYield
Stage #1: 6-cyano-2-naphthol; acetyl chloride In ethanol; tert-butyl methyl ether at 0 – 50℃; for 10h; Pinner Imino Ether Synthesis;
Stage #2: With methanesulfonic acid In methanol; tert-butyl methyl ether Solvent;

Experimental Procedure
3 Example 3:
Take 800 ml of absolute ethanol in three bottles,The mixture was cooled to 0-5 ° C with stirring and 430 ml of acetyl chloride was added dropwise.Dropping completed, at 0 ~ 5 for a period of time, put 6-cyano-2-naphthol 85 g, 10 ° C for 10 hours, methyl tert-butyl ether was added and stirred for 1 hour to filter,The filter cake was washed with methyl tert-butyl ether, dried and mixed directly with ethanol, heated to 50 ,Dry ammonia was bubbled for 3 hours and evaporated to dryness under reduced pressure to give a yellow solid.The mixture was stirred with saturated sodium bicarbonate solution for a period of time, filtered, washed with water until neutral.Wet products suspended in methanol, dropping a certain amount of methanesulfonic acid solution,Methyl tert-butyl ether was added to precipitate a solid, which was filtered, washed with methyl tert-butyl ether,Recrystallization from ethanol gave 75 g of a yellow solid,The temperature of 227 ° C ~ 230 ° C,Yield 53%.
53%

Safety and Hazards

Pictogram(s)exclamation-mark
SignalWarning
GHS Hazard StatementsH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement CodesP264, P264+P265, P270, P280, P301+P317, P302+P352, P305+P351+P338, P321, P330, P332+P317, P337+P317, P362+P364, and P501
(The corresponding statement to each P-code can be found at the GHS Classification page.)

Other Data

TransportationStore at 2~8 for long time
HS Code
StorageStore at 2~8 for long time
Shelf Life1 year
Market Price
Druglikeness
Lipinski rules component
分子量282.32
logP
HBA5
HBD4
Matching Lipinski Rules3
Veber rules component
Polar Surface Area (PSA)132.85
Rotatable Bond (RotB)1
Matching Veber Rules2
Use Pattern
6-Amidino-2-naphthol methanesulfonate is an important chemical intermediate primarily used in the synthesis of Nafamostat. Nafamostat is a drug with multiple pharmacological activities and is widely used in the medical field.

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