(R,E)-2-Methylhex-4-enoic Acid

CAS93553-73-2
CatalogueRS-P007370
FormulaC7H12O2
MW128.17

IN STOCK

On this page

Chemical structure of (R,E)-2-Methylhex-4-enoic Acid

Product identification

Product name	(R,E)-2-Methylhex-4-enoic Acid
Catalogue No.	RS-P007370
CAS No.	93553-73-2
Molecular formula	C7H12O2
Molecular weight	128.17
Availability	In stock— dispatched in about 1–2 weeks
Standard type	Pharmaceutical Intermediates
Drug substance	Cyclosporin
Also known as	Cyclosporin Impurity 16
Storage	2-8°C Refrigerator
Intended use	For laboratory and research use only. Not for human or veterinary use.

What is stated on the certificate

Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.

Fields recorded on the certificate of analysis
Field	Basis
Identity	Spectroscopic and chromatographic methods appropriate to the material
Purity	Chromatographic purity, area normalisation unless stated otherwise
Assay / content	Mass balance, corrected for the stated volatiles and residue
Catalogue and batch numbers	RS-P007370 / batch number on the certificate
Retest date	Printed on the certificate for the lot supplied

Frequently asked

What documentation is supplied with this lot?

A certificate of analysis (COA) is issued for the lot you receive. It records the catalogue number RS-P007370 and the batch number, the tests performed, the specification applied and the result obtained. A safety data sheet is supplied with the shipment.

Is the assigned value given on an “as is” basis?

Content and purity are stated per lot on the certificate of analysis, on an “as is” basis unless the certificate says otherwise. The analytical basis for the assigned value is stated on the certificate.

How should this material be stored?

Store as stated: 2-8°C Refrigerator. Re-test before use beyond the retest date printed on the certificate.

Do you supply pack sizes other than those listed?

Pack sizes are confirmed with the quotation. Quantities beyond the standard pack sizes can be quoted — send the quantity you need with your enquiry.

Finding this standard

Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:

Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.

Other standards of Cyclosporin

All 27 further standards are listed here — every link is in the page, not loaded later.

(3S,6S,9S,12R,15S,18S,21S,24S,27R,30S,33S)-27-((2-(Dimethylamino)ethyl)thio)-30-ethyl-33-((1R,2R,E)-1-hydroxy-2-methylhex-4-en-1-yl)-24-(2-hydroxy-2-methylpropyl)-6,9,18-triisobutyl-3,21-diisopropyl-1,4,7,10,12,15,19,25,28-nonamethyl-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontan-2,5,8,11,14,17,20,23,26,29,32-undecaone

CAS 210759-10-7C66H120N12O13S

CUSTOM SYNTHESISRS-P002285
(4S,5R)-5-((R,E)-Hex-4-en-2-yl)-3-methyl-2-oxo-N-((4S,7S,10R,13S,16S,19S,22S,28S)-4,7,16,22-tetraisobutyl-19-isopropyl-8,10,13,17,23,26-hexamethyl-3,6,9,12,15,18,21,24,27-nonaoxo-2,5,8,11,14,17,20,23,26-nonaazatriacontan-28-yl)oxazolidine-4-carboxamide

CAS 2715287-08-2C57H101N11O12

BACK ORDERRS-U079555
(E)-2-Methylhex-4-enoic Acid

CAS 118492-11-8C7H12O2

IN STOCKRS-Z395CET
(E)-Trimethyl(3-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborola

CAS 79309-68-5C12H25BO2Si

IN STOCKRS-U211OUK
(S)-N-(2-((tert-Butoxycarbonyl)amino)butanoyl)-N-methylglycine

CAS 81135-23-1C12H22N2O5

CUSTOM SYNTHESISRS-P002363
6-[(3R,4R)-3-(Acetyloxy)-N,4-dimethyl-6-oxo-L-norleucine] Cyclosporin A

CAS 121584-52-9C62H109N11O14

IN STOCKRS-U019263
Acetoxy Cyclosporin A Acetate

CAS 138957-23-0C66H115N11O15

BACK ORDERRS-C075003
Benzyl (S)-N-(2-((tert-butoxycarbonyl)amino)butanoyl)-N-methylglycinate

CAS 81135-22-0C19H28N2O5

IN STOCKRS-P141368
Benzyl (tert-butoxycarbonyl)-D-valinate

CAS 279255-85-5C17H25NO4

IN STOCKRS-Z401H03
Benzyl methyl-L-leucyl-L-alaninate

CAS 81135-25-3C17H26N2O3

IN STOCKRS-P141370
Benzyl methylglycinate Hydrochloride

CAS 40298-32-6C10H13NO2.HCl

CUSTOM SYNTHESISRS-P141325
Benzyl N-((tert-butoxycarbonyl)-L-alanyl)-N-methylglycinate

CAS 133499-51-1C18H26N2O5

IN STOCKRS-P141061
Benzyl N-((tert-butoxycarbonyl)-L-valyl)-N-methyl-L-leucyl-L-alaninate

CAS 81135-26-4C27H43N3O6

BACK ORDERRS-P141371
Benzyl N-(L-valyl)-N-methyl-L-leucyl-L-alaninate

CAS 81135-27-5C22H35N3O4

BACK ORDERRS-P141372
Benzyl N-(tert-butoxycarbonyl)-N-methyl-L-leucyl-L-alaninate

CAS 81135-24-2C22H34N2O5

CUSTOM SYNTHESISRS-P141369
Benzyl N-(tert-butoxycarbonyl)-N-methylglycinate

CAS 87746-58-5C15H21NO4

CUSTOM SYNTHESISRS-P141385
Benzyl N-methyl-N-methyl-L-leucyl-L-valyl-L-leucyl-L-alaninate

CAS 81135-28-6C29H48N4O5

BACK ORDERRS-P141373
Cyclosporin A Acetate

CAS 83602-41-9C64H113N11O13

BACK ORDERRS-U045325
Cyclosporin G

CAS 74436-00-3C63H113N11O12

IN STOCKRS-I002178
Cyclosporin H

CAS 83602-39-5C62H111N11O12

IN STOCKRS-I002400
Cyclosporin T

CAS 108027-44-7C61H109N11O12

BACK ORDERRS-C075002
Ethyl (E)-2-methylhex-4-enoate

CAS 118942-48-6C9H16O2

IN STOCKRS-P012069
Iso Cyclosporin A

CAS 59865-16-6C62H111N11O12

IN STOCKRS-I005076
N-((tert-Butoxycarbonyl)-L-alanyl)-N-methylglycine

CAS 126307-30-0C11H20N2O5

IN STOCKRS-P025064
N-(tert-Butoxycarbonyl)-N-methyl-D-valine

CAS 89536-85-6C11H21NO4

CUSTOM SYNTHESISRS-P025471
Valspodar

CAS 121584-18-7C63H111N11O12

BACK ORDERRS-U007045
Cyclosporin Impurity 19

CAS 107335-26-2C62H111N11O13

CUSTOM SYNTHESISRS-C075005

Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.