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LC3816 Methyl methanesulfonate

for synthesis

Order number	Packaging	Quantity	Price €
AC30816	Glass bottle	5 ml	Inquire
AC30816	Glass bottle	25 ml	Inquire

Product information
Synonyms	Methanesulfonic acid methyl ester, MMS
Hill Formula	C₂H₆O₃S
HS Code	2905 19 00
EC number	200-625-0
Molar mass	110.13 g/mol
CAS number	66-27-3

Chemical and physical data
Solubility	200 g/l (20 °C)
Melting point	20 °C
Molar mass	110.13 g/mol
Density	1.30 g/cm³ (20 °C)
Boiling point	203 °C (1013 hPa)
Vapor pressure	0.8 hPa (59 °C)
Flash point	104 °C
Refractive index	1.414 (20 °C, 589 nm)

Safety information
R Phrase	R 45-46-22-62 May cause cancer.May cause heritable genetic damage.Also harmful if swallowed.Possible risk of impaired fertility.
S Phrase	S 53-36/37-45 Avoid exposure – obtain special instructions before use.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger	carcinogenic, mutagenic, harmful, toxic for reproduction
Hazard Symbol	Toxic
RTECS	PB2625000
Storage class	Combustible substances, toxic
WGK	WGK 3 highly water endangering
Disposal	9 Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).

Transport information
Declaration (transport by sea) IMDG-Code	UN 2810 TOXIC LIQUID, ORGANIC, N.O.S.(METHYL METHANESULFONATE), 6.1, III
Declaration (transport by air) IATA-DGR	UN 2810 TOXIC LIQUID, ORGANIC, N.O.S.(METHYL METHANESULFONATE), 6.1, III

Toxicological data
LD 50 oral	LD50 rat 225 mg/kg

Specifications
Assay (GC, area%)	≥ 99 %
Density (d 20 °C/ 4 °C)	1.298 – 1.299
Identity (IR)	passes test