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Cas Database

Name	Methanesulfonamide	EINECS	221-553-6
CAS No.	3144-09-0	Density	1.363 g/cm³
PSA	68.54000	LogP	0.68580
Solubility	N/A	Melting Point	85-89 °C(lit.)
Formula	CH₅NO₂S	Boiling Point	208.2 °C at 760 mmHg
Molecular Weight	95.1222	Flash Point	79.7 °C
Transport Information	N/A	Appearance	white to yellow crystals, powder or flakes
Safety	26-36-24/25	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Mesylamide;Methanesulfonic amide;Methanesulphonamide;NSC 191039;NSC271;	Article Data	79

Methanesulfonamide Synthetic route

: 80284-02-2
N-nitromethanesulfonimide

A: 3144-09-0
methanesulfonamide

B: CH3N2O4S(1-)*H4N(1+)

Conditions

Conditions	Yield
With ammonia In dichloromethane for 0.0833333h;	A n/a B 100%

: 1578267-78-3
N-(3-methylbut-2-en-1-yl)methanesulfonamide

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With silver hexafluoroantimonate In 1,2-dichloro-ethane at 140℃; for 0.0333333h; Inert atmosphere; Microwave irradiation;	100%

: 124-63-0
methanesulfonyl chloride

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With triethylamine In dichloromethane; ethyl acetate	99%
With triethylamine In dichloromethane	98%
	97%

: N,N-bis(3-methylbut-2-en-1-yl)methanesulfonamide

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With silver hexafluoroantimonate In 1,2-dichloro-ethane at 140℃; for 0.0333333h; Microwave irradiation; Inert atmosphere;	98%

HCl(aq): HCl(aq)

: 124-63-0
methanesulfonyl chloride

: 4-(4-bromophenyl)-4-hydroxy-piperidine

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With triethylamine In dichloromethane; water	95.6%
With triethylamine In dichloromethane; water	95.6%
With triethylamine In dichloromethane; water

: 624-90-8, 1516-70-7
Methanesulfonyl azide

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With benzyltriethylammonium tetrathiomolybdate In water; acetonitrile at 25℃; for 0.1h;	95%
With zinc In methanol at 20℃; for 2h;	92%
With iron In water at 20℃; for 2h; Inert atmosphere;	87%

: N,N-bis[(E)-3,7-dimethylocta-2,6-dien-1-yl]methanesulfonamide

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With silver hexafluoroantimonate In 1,2-dichloro-ethane at 140℃; for 0.0333333h; Microwave irradiation; Inert atmosphere;	81%

: 31562-43-3
tert-butylsulfinyl chloride

: 50695-55-1
N-hydroxylmethanesulfonamide

A: 3144-09-0
methanesulfonamide

B: 31562-41-1
di-tert-butyl thiosulfonate

C: 75975-45-0
trifluoromethane sulfonic anhydride

D: 75975-41-6
C5H13NO4S2

Conditions

Conditions	Yield
With pyridine In acetone at 20℃; for 2h; Mechanism; Product distribution; other N-hydroxy sulfonamides;	A 80% B 13% C 22% D 15%

...Expand

: N-[(E)-morpholin-4-ylmethylidene]methanesulfonamide

: 3144-09-0
methanesulfonamide

Conditions

Conditions	Yield
With hydrazine hydrate In ethanol at 20℃; for 2h;	80%

: 362665-07-4
N-methanesulfonyl-3-phenylpropylamine

A: 104-53-0
3-phenyl-propionaldehyde

B: 3144-09-0
methanesulfonamide

C: 213264-51-8
3-(4-iodophenyl)propionaldehyde

Conditions

Conditions	Yield
With [bis(acetoxy)iodo]benzene; iodine In 1,2-dichloro-ethane at 30 - 40℃; for 3h; ultrasonic irradiation;	A 24% B 66% C 39%

Methanesulfonamide Chemical Properties

Molecular Formula: CH₅NO₂S

Formula Weight: 95.12
Synonyms: Methylsulfonamid; Methanesulfonic amide; Methanesulfonyl amide; METHYLSULFAMIDE
Melting Point: 85-89 ^°C(lit.)
Flash Point: 79.7 ^°C
Boiling Point: 208.2 ^°C at 760 mmHg
Density of Methanesulfonamide (3144-09-0): 1.363 g/cm³
Vapour Pressure: 0.216 mmHg at 25^°C
Index of Refraction: 1.46
Appearence: Methanesulfonamide (3144-09-0) is an off-white flake

Methanesulfonamide Uses

Methanesulfonamide (3144-09-0) can react with thionyl chloride, cyanates, carbon disulfide and ketones and aldehydes to prepare herbicides, pharmaceuticals, insecticides, brightening agent and other target molecules.

Methanesulfonamide Safety Profile

Safety: WARNING: Irritates lungs, eyes, skin
Hazard Codes : Xi: Irritant
Risk Statements : 36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements : 26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
24/25: Avoid contact with skin and eyes
WGK Germany : 3
Hazard Note : Irritant
TSCA : T
HS Code : 29350090

Methanesulfonamide Standards and Recommendations

PURITY: 98.0% min
WATER: 0.5% max
LOSS ON DRYING: 2.0% max
HEAVY METALS: 20ppm max

Methanesulfonamide Specification

Storage: Keep container tightly closed. Store in cool, well ventilated area.

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