1,3-丙烷磺内酯

Name: 1,3-丙烷磺内酯
Brand: 济南圣和化工有限公司

CAS 1120-71-4C3H6O3SMW 122.15

济南圣和化工主营供应 1,3-丙烷磺内酯（CAS 1120-71-4），归类于有机化学品，分子式 C3H6O3S，分子量 122.15。我们面向国内化工贸易与生产企业提供稳定的现货供应，报价响应快，支持对公转账并可开具增值税发票。

产品概览

CAS号	1120-71-4
分子式	C3H6O3S
分子量	122.15
熔点	86 °F (NIOSH, 2024)
沸点	180 °C at 0.039 atm.
LogP	-0.2
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

应用领域

有机化学品

1,3-丙烷磺内酯在有机化学品领域使用广泛。采购前请确认纯度等级与包装形式，以批次 COA 为验收依据。

包装与储存

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

运输常规化工运输

样品可协商提供

交期现货/按订单安排

采购提示：本产品按按订单/批次确认(不公开发布)起订发货，收到货物后请先核对包装完好性再行入库。储存条件为阴凉干燥、密封保存；如需 MSDS 或运输说明，可在询价时一并索取。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品 2,000+ 种，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等 12 大分类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

1,3-丙烷磺内酯的 CAS 号是多少？

1,3-丙烷磺内酯的 CAS 号为 1120-71-4。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

1,3-丙烷磺内酯有什么用途？

主要应用于有机化学品。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

1,3-Propane sultone · CAS 1120-71-4 · C3H6O3S. UNII L6NTK7VJX9. Odor: Foul odor above 31.11 °C.; Boiling Point: 180 °C at 0.039 atm.; Melting Point: 86 °F (NIOSH, 2024).

Identification

CAS Registry Number	1120-71-4
PubChem CID	14264
Molecular formula	C3H6O3S
IUPAC name	oxathiolane 2,2-dioxide
UNII (FDA)	L6NTK7VJX9

Computed Descriptors

Molecular Weight	122.15
XLogP3	-0.2
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	0
Exact Mass	122.00376522
Monoisotopic Mass	122.00376522
Topological Polar Surface Area	51.8
Heavy Atom Count	7
Formal Charge	0

Physical & Chemical Properties

Odor	Foul odor above 31.11 °C.
Boiling Point	180 °C at 0.039 atm.
Melting Point	86 °F (NIOSH, 2024)
Melting Point	31 °C
Melting Point	86 °F
Flash Point	>110 °C
Flash Point	>235 °F
Solubility	10 % (NIOSH, 2024)
Solubility	SOL IN WATER (100 G/L)
Solubility	10%

Physical description & handling notes

Propane sultone appears as white crystalline solid or a colorless liquid (above 86 °F). Releases a foul odor when melting. (NIOSH, 2024)
Liquid
White, crystalline solid or a colorless liquid (above 86 degrees F). [Note: Releases a foul odor as it melts.]; [NIOSH]
WHITE CRYSTALS OR COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.
White, crystalline solid or a colorless liquid (above 86 °F). [Note: Releases a foul odor as it melts.]
COLORLESS LIQ OR WHITE CRYSTALS

GHS Hazard Classification

Reported hazard statements	H302, H312, H350, H301, H311 (21.2%), H315 (64.7%), H318 (64.7%), H319 (16.6%)

H302: Harmful if swallowed [Warning Acute toxicity, oral]

H312: Harmful in contact with skin [Warning Acute toxicity, dermal]

Documented Uses

1,3-Propane sultone is used as a chemical intermediate to introduce sulfopropyl groups into molecules and to confer water solubility and anionic character.
Used as a chemical intermediate in the production of organic chemicals; [HSDB]
1,3-PROPANE SULTONE IS USED AS CHEMICAL INTERMEDIATE TO INTRODUCE SULFOPROPYL GROUP ... INTO MOLECULES, & TO CONFER WATER SOLUBILITY & ANIONIC CHARACTER.
CHEM INT, EG, A SULFOALKYLATING AGENT (FORMER USE)
PREPN: 1,3-PROPANE SULTONE IS PRODUCED COMMERCIALLY BY DEHYDRATING GAMMA-HYDROXY-PROPANESULFONIC ACID, WHICH IS PREPARED FROM SODIUM HYDROXYPROPANESULFONATE. THIS SODIUM SALT IS PREPARED BY ADDITION OF SODIUM BISULFITE TO ALLYL ALCOHOL.
All Other Chemical Product and Preparation Manufacturing

Synonyms

1120-71-4; 1,3-PROPANE SULTONE; Propane sultone; 1,2-oxathiolane 2,2-dioxide; Propanesultone; 1,2-Oxathiolane, 2,2-dioxide; RCRA waste number U193; DTXSID8021195; 3-Hydroxy-1-propanesulfonic acid gamma-sultone; 1,2-Oxathrolane 2,2-dioxide; 3-Hydroxy-1-propanesulphonic acid sultone; L6NTK7VJX9; 3-HYDROXY-1-PROPANESULFONIC ACID SULTONE; NSC-42386; 1-Propanesulfonic acid, 3-hydroxy-, gamma-sultone; DTXCID001195

Frequently Asked Questions

What are the CAS number and molecular formula of 1,3-Propane sultone?

CAS 1120-71-4; molecular formula C3H6O3S; molecular weight — g/mol.

What other names is 1,3-Propane sultone known by?

1120-71-4, 1,3-PROPANE SULTONE, Propane sultone, 1,2-oxathiolane 2,2-dioxide, Propanesultone, 1,2-Oxathiolane, 2,2-dioxide.

Is 1,3-Propane sultone classified as hazardous?

Hazard statements reported: H302, H312, H350, H301, H311.

What are the key physical properties of 1,3-Propane sultone?

Odor: Foul odor above 31.11 °C.; Boiling Point: 180 °C at 0.039 atm.; Melting Point: 86 °F (NIOSH, 2024); Melting Point: 31 °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.