甲磺酸甲酯

Name: 甲磺酸甲酯
Brand: 济南圣和化工有限公司

CAS 66-27-3C2H6O3SMW 110.13

甲磺酸甲酯，CAS 登记号 66-27-3，由济南圣和化工有限公司现货供应，可提供纯度按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。

规格参数

CAS号66-27-3

分子式C2H6O3S

分子量110.13

熔点68 °F (NTP, 1992)

沸点396 to 397 °F at 760 mmHg (NTP, 1992)

LogP-0.4

纯度按批次COA提供(不公开发布)

包装按订单/批次确认(不公开发布)

应用领域有机化学品

类别有机化学品

用途与场景

有机化学品

包装与供货

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

供货周期现货/按订单安排

文件与支持

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常见问题

在哪里能查到甲磺酸甲酯的 CAS 号？

本页已列出甲磺酸甲酯的 CAS 号：66-27-3，可与随货 COA 核对。

可以提供哪些规格和包装？

常见纯度为按批次COA提供(不公开发布)，包装形式为按订单/批次确认(不公开发布)，特殊规格可在询价时说明。

甲磺酸甲酯一般用在什么产品里？

主要涉及有机化学品。

下单流程是怎样的？

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PubChem 公开数据

Description

Methyl methanesulfonate · CAS 66-27-3 · C2H6O3S. UNII AT5C31J09G. Boiling Point: 396 to 397 °F at 760 mmHg (NTP, 1992); Boiling Point: 203 °C at 753 mm Hg; Melting Point: 68 °F (NTP, 1992).

Identification

CAS Registry Number	66-27-3
PubChem CID	4156
Molecular formula	C2H6O3S
IUPAC name	methyl methanesulfonate
UNII (FDA)	AT5C31J09G

Computed Descriptors

Molecular Weight	110.13
XLogP3	-0.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	1
Exact Mass	110.00376522
Monoisotopic Mass	110.00376522
Topological Polar Surface Area	51.8
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Boiling Point	396 to 397 °F at 760 mmHg (NTP, 1992)
Boiling Point	203 °C at 753 mm Hg
Melting Point	68 °F (NTP, 1992)
Melting Point	20 °C
Flash Point	220 °F (NTP, 1992)
Density	1.2943 at 20 °C/4 °C
Vapor Pressure	0.31 [mmHg]

Physical description & handling notes

Methyl methanesulfonate is a colorless to amber liquid. (NTP, 1992)
Colorless liquid; mp = 20 deg C; [HSDB] Colorless to amber liquid; [CAMEO] Clear faintly yellow liquid; [MSDSonline]
Colorless liquid
greater than or equal to 100 mg/mL at 73 °F (NTP, 1992)
Solubility in water about 1:5; slightly sol in nonpolar solvents
Sol in dimethyl formamide and in propylene glycol (1 in 1)

GHS Hazard Classification

Reported hazard statements	H301 (99.5%), H315 (98.2%), H317 (78.7%), H319 (98.2%), H335 (19%), H340 (79.6%), H350 (19.9%), H351 (78.7%)

H301 (99.5%): Toxic if swallowed [Danger Acute toxicity, oral]

H315 (98.2%): Causes skin irritation [Warning Skin corrosion/irritation]

Documented Uses

Used as experimental mutagen, teratogen, and brain carcinogen; [HSDB]
Tested clinically as cancer chemotherapeutic agent
Experimentally as mutagen, teratogen and brain carcinogen.
... As catalysts for esterification, polymerizarion, and alkylation, and for the production of peroxycarboxylic acids from hydrogen peroxide and carboxylic acids. /Lower molecular mass alkanesulfonic acids/
Reaction of mesyl chloride with methanol in anhydrous pyridine.
... Prepared from action of methyl iodide upon methyl sulfite. No indications ... That methyl methanesulfonate is produced commercially ... .

Synonyms

METHYL METHANESULFONATE; 66-27-3; Methyl mesylate; Methanesulfonic acid methyl ester; Methanesulfonic acid, methyl ester; Methylmethanesulfonate; methylmethane sulfonate; as-Dimethyl sulfite; Methyl methanesulphonate; Methylmethansulfonat; as-Dimethyl sulphite; Methyl methansulfonate; Methyl methansulphonate; NSC-50256; Methyl ester of methanesulfonic acid; DTXSID7020845

Frequently Asked Questions

What are the CAS number and molecular formula of Methyl methanesulfonate?

CAS 66-27-3; molecular formula C2H6O3S; molecular weight — g/mol.

What other names is Methyl methanesulfonate known by?

METHYL METHANESULFONATE, 66-27-3, Methyl mesylate, Methanesulfonic acid methyl ester, Methanesulfonic acid, methyl ester, Methylmethanesulfonate.

Is Methyl methanesulfonate classified as hazardous?

Hazard statements reported: H301, H315, H317, H319, H335.

What are the key physical properties of Methyl methanesulfonate?

Boiling Point: 396 to 397 °F at 760 mmHg (NTP, 1992); Boiling Point: 203 °C at 753 mm Hg; Melting Point: 68 °F (NTP, 1992); Melting Point: 20 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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