根霉素

Description

Rhizocin · CAS 50642-14-3 · C20H35NO13. UNII 313E9620QS. Ionization Efficiency: 2.5; Ionization Efficiency: 2.7; Ionization Efficiency: MeCN (80%).

Identification

CAS Registry Number	50642-14-3
PubChem CID	443629
Molecular formula	C20H35NO13
IUPAC name	(2R,3R,4S,5S,6R)-2-[(1R,2R,3S,4S,6R)-2,3-dihydroxy-6-(hydroxymethyl)-4-[[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino]cyclohexyl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol
UNII (FDA)	313E9620QS

Computed Descriptors

Molecular Weight	497.5
XLogP3	-6.3
Hydrogen Bond Donor Count	12
Hydrogen Bond Acceptor Count	14
Rotatable Bond Count	7
Exact Mass	497.21084017
Monoisotopic Mass	497.21084017
Topological Polar Surface Area	253
Heavy Atom Count	34
Formal Charge	0

Physical & Chemical Properties

Ionization Efficiency	2.5
Ionization Efficiency	2.7
Ionization Efficiency	MeCN (80%)
Ionization Efficiency	DOI:10.1038/s41598-020-62573-z
Formulations/Preparations	3%, 5% liquid, 0.3% dust

Physical description & handling notes

• Colorless or white odorless hygroscopic solid; [Merck Index] Colorless odorless hygroscopic powder; [MSDSonline]
• Colorless powder
• White powder
• Odorless
• 130-135 °C (with decomp)
• Solubility: very soluble in water; soluble in dimethylformamide, dimethyl sulphoxide, methanol; sparingly soluble in acetone, ethanol.

GHS Hazard Classification

Reported hazard statements	H302 (100%), H312 (100%), H332 (100%)

Documented Uses

• Major constituent of antibiotic complex made by Streptomyces hygroscopicus variable limoneus; [Merck Index] Used as narrow spectrum fungicide for potatoes, vegetables, rice, tobacco, cotton, and other crops; [HSDB]
• It is fungistatic against a narrow range of fungi and is used to control Pellicularia (Corticium) sasakii of rice at 45-90 g ai/hectare, black scurf of potatoes and damping off of vegetable seedings caused by Thanatephorus cucumeris (Rhizoctonia solani).
• Control of Rhizoctonia solani in potatoes, vegetables, rice, tobacco, and other crops, sheath blight of rice; damping off of cotton, etc. Applied as a foliar spray, soil drench, seed dressing, or by soil incorporation.
• Nonsystemic antibiotic with fungistatic action.
• Produced by Streptomyces variable limoneus.
• In animals, cleavage to glucose and an amine residue.

Synonyms

Validamycin; VALIDAMYCIN A; 37248-47-8; Valimon; jinggangmycin; T-7545-A; DTXSID4058073; 313E9620QS; CHEBI:29703; RefChem:193569; DTXCID0031841; 609-372-4; Validacin; MFCD09028089; Validamycin A (>70%) Hydrochloride Salt; Cepex 10SL; Validacin

Frequently Asked Questions

What are the CAS number and molecular formula of Rhizocin?

CAS 50642-14-3; molecular formula C20H35NO13; molecular weight — g/mol.

What other names is Rhizocin known by?

Validamycin, VALIDAMYCIN A, 37248-47-8, Valimon, jinggangmycin, T-7545-A.

Is Rhizocin classified as hazardous?

Hazard statements reported: H302, H312, H332.

What are the key physical properties of Rhizocin?

Ionization Efficiency: 2.5; Ionization Efficiency: 2.7; Ionization Efficiency: MeCN (80%); Ionization Efficiency: DOI:10.1038/s41598-020-62573-z.

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.