2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide

Name: 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide
Brand: Jinan Shenghe Chemical Co., Ltd.

CAS 55290-64-7C6H10O4S2MW 210.3

2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide (CAS No. 55290-64-7) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Inorganic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number55290-64-7

Molecular FormulaC6H10O4S2

Molecular Weight210.3

Melting Point167 to 169 °C

LogPLog Kow = -0.17

Purity按批次COA提供(不公开发布)

Packaging按订单/批次确认(不公开发布)

ApplicationsInorganic Chemicals

CategoryInorganic Chemicals

Where it is used

Inorganic Chemicals

Packaging & Supply

Packaging按订单/批次确认(不公开发布)

Purity按批次COA提供(不公开发布)

StorageSealed, cool and dry place

Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

What is the CAS number of 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide?

The CAS number of 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide is 55290-64-7.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide?

Main applications include Inorganic Chemicals.

How do I buy 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide · CAS 55290-64-7 · C6H10O4S2. UNII HLV651AHBB. Melting Point: 167 to 169 °C; Solubility: In water, 4.6 g/l at 25 °C.; Density: 1.59 g/cu cm at 23 °C.

Identification

CAS Registry Number	55290-64-7
PubChem CID	41385
Molecular formula	C6H10O4S2
IUPAC name	5,6-dimethyl-2,3-dihydro-1,4-dithiine 1,1,4,4-tetraoxide
UNII (FDA)	HLV651AHBB

Computed Descriptors

Molecular Weight	210.3
XLogP3	-0.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	210.00205114
Monoisotopic Mass	210.00205114
Topological Polar Surface Area	85
Heavy Atom Count	12
Formal Charge	0

Physical & Chemical Properties

Melting Point	167 to 169 °C
Solubility	In water, 4.6 g/l at 25 °C.
Density	1.59 g/cu cm at 23 °C
Vapor Pressure	0.00000038 [mmHg]
Vapor Pressure	3.83X10-7 mm Hg at 25 °C
LogP	Log Kow = -0.17
LogP	-0.17
Dissociation Constants	pKa = 10.88

Physical description & handling notes

Dimethipin appears as colorless crystals with a mild odor. Used as a defoliant.
White solid; [Merck Index] Colorless solid; [CAMEO] White crystalline solid; [MSDSonline]
Long white needles from water.
White crystalline solid /TECHNICAL GRADE/
Mild odor
In acetonitrile 180 g/l, methanol 10.7 g/l, toluene 8.979 g/l (all at 25 °C).

GHS Hazard Classification

Reported hazard statements	H302 (100%)

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)

Documented Uses

Used as plant growth regulator, defoliant (cotton, nursery stock, rubber trees, dry beans, and vines), and desiccant (seed harvest of maize, rice, oilseed rape, flax, canola, and sunflowers); [HSDB] Registered as a cotton growth regulator and herbicide for weeds in nursery stock except apples; [Reference #1]
Defoliation of cotton, nursery stock, rubber trees, and vines. Potato haulm desiccant. Reduces seed moisture content at harvest of maize, rice, oilseed rape, flax and sunflowers.
Defoliates dry beans; used as a desiccant for seed of canola.
Acetoin + 1,2-ethanedithiol (sulfide formation/oxidation)
88,000 pounds active ingredient/year in 1989.
Defoliant and desiccant. Interferes with protein synthesis in plant epidermis.

Synonyms

DIMETHIPIN; 55290-64-7; Caswell No. 472AA; Harvade-5F; Dimethipin [ISO]; Dimethipin [ANSI:BSI:ISO]; UNI-N252; DTXSID0024052; HSDB 6615; UNII-HLV651AHBB; HLV651AHBB; EINECS 259-572-7; EPA Pesticide Chemical Code 118901; 2,3-Dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide; DIMETHIPIN [HSDB]; DTXCID704052

Frequently Asked Questions

What are the CAS number and molecular formula of 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide?

CAS 55290-64-7; molecular formula C6H10O4S2; molecular weight — g/mol.

What other names is 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide known by?

DIMETHIPIN, 55290-64-7, Caswell No. 472AA, Harvade-5F, Dimethipin [ISO], Dimethipin [ANSI:BSI:ISO].

Is 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide classified as hazardous?

Hazard statements reported: H302.

What are the key physical properties of 2,3-dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide?

Melting Point: 167 to 169 °C; Solubility: In water, 4.6 g/l at 25 °C.; Density: 1.59 g/cu cm at 23 °C; Vapor Pressure: 0.00000038 [mmHg].

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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