(3R,4R,4aS,12bS)-3-(cyclopropylmethyl)-4a,9-dihydroxy-3-methyl-5,7-dioxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium bromide

CAS1178899-11-0
CatalogueRS-Z395004
FormulaC21H24BrNO5
MW449.08

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Chemical structure of (3R,4R,4aS,12bS)-3-(cyclopropylmethyl)-4a,9-dihydroxy-3-methyl-5,7-dioxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium bromide

Product identification

Product name	(3R,4R,4aS,12bS)-3-(cyclopropylmethyl)-4a,9-dihydroxy-3-methyl-5,7-dioxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium bromide
Catalogue No.	RS-Z395004
CAS No.	1178899-11-0
Molecular formula	C21H24BrNO5
Molecular weight	449.08
Availability	Back order— restocking can be arranged, about 1–2 weeks
Standard type	General Reference Standards
Drug substance	Naltrexone
Also known as	qcchemical; qcsrm; standardpharm
Storage	Refer to the certificate of analysis (COA) supplied with each lot
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-Z395004 / 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-Z395004 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: Refer to the certificate of analysis (COA) supplied with each lot. 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 Naltrexone

All 38 further standards are listed here — every link is in the page, not loaded later.

Naltrexone

CAS 16590-41-3C20H23NO4

IN STOCKRS-U048123
Naltrexone EP Impurity A

CAS 1007856-83-8C17H17NO5

IN STOCKRS-N003001
Naltrexone EP Impurity B

CAS 33522-95-1C16H17NO4

IN STOCKRS-N024003
Naltrexone EP Impurity B HCl

CAS 52446-24-9C16H17NO4.HCl

IN STOCKRS-N024014
Naltrexone EP Impurity C

CAS 189016-90-8C20H23NO4

IN STOCKRS-N024002
Naltrexone EP Impurity D

CAS 607732-61-6C40H44N2O8

IN STOCKRS-N024015
Naltrexone EP Impurity E

CAS 767615-69-0C24H29NO4

IN STOCKRS-N024016
Naltrexone EP Impurity F

CAS 2397651-97-5C20H23NO5

IN STOCKRS-N024012
Naltrexone EP Impurity H

CAS 503090-99-1C20H25NO4

IN STOCKRS-N024013
Naltrexone EP Impurity I

CAS 96445-14-6C20H21NO5

IN STOCKRS-N024017
Naltrexone EP Impurity J

CAS 16617-07-5C21H25NO4

IN STOCKRS-N024011
(4'R,4a'S,7a'R,12b'S)-3'-(cyclopropylmethyl)-9'-methoxy-1',2',3',4',5',6'-hexahydro-4a'H,7a'H-spiro[[1,3]dioxolane-2,7'-[4,12]methanobenzofuro[3,2-e]isoquinolin]-4a'-ol

CAS 197242-23-2C23H29NO5

BACK ORDERRS-U019682
(4R,4aS,6S,6aR,11bS)-6-Carboxy-3-(cyclopropylmethyl)-1,2,3,4,4a,5,6,6a-octahydro-4a,6,8-trihydroxy-3-methyl-4,11-methanobenzofuro[3',2':2,3]cyclopenta[1,2-c]pyridinium Bromide

CAS 1005411-72-2C21H32NO6Br

IN STOCKRS-U211CCX
(4R,4aS,7aR,12bS)-3-(cyclopropylmethyl)-4a,9-dihydroxy-3-methyl-7-oxo-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium bromide

CAS 83387-25-1C21H26NO4+

BACK ORDERRS-U019A2Z
10-Hydroxy Naltrexone Methyl Ether

CAS 96445-12-4C21H25NO5

IN STOCKRS-N024022
2',3'-Dihydro-1'H,4a'H,7a'H-spiro[[1,3]dioxane-2,7'-[4,12](metheno)benzofuro[3,2-e]isoquinoline]

CAS 595-98-2C4H6O5

CUSTOM SYNTHESISRS-Z401JMJ
2,2'-Bis(N-Methyl Naltrexone) Dibromide

CAS 1178907-31-7C42H50Br2N2O8

BACK ORDERRS-N024009
2-Hydroxy-3-methoxy-6beta-naltrexol

CAS 57355-35-8C21H27NO5

IN STOCKRS-I007135
3-O-Acetylnaltrexone

CAS 111129-14-7C22H25NO5

IN STOCKRS-N024001
D-Buthionine-(S,R)-sulfoximine

CAS 113158-69-3C8H18N2O3S

IN STOCKRS-D112020
Methyl Naltrexone Iodide

CAS 73232-53-8C21H26INO4

BACK ORDERRS-Z412S98
Methylnaltrexone Bromide

CAS 916055-92-0C21H26BrNO4

BACK ORDERRS-N024021
N,O-Dimethyl naltrexone Iodide

CAS 1360001-83-7C22H28INO4

BACK ORDERRS-N024023
Naltrexone hydrochloride dihydrate

CAS 850808-02-5C20H28ClNO6

BACK ORDERRS-N024020
Naltrexone Working Standard (Secondary Reference Standard)

CAS 16590-41-3C20H23NO4

IN STOCKRS-Z412MVD
Naltrexone-[D4]

CAS 2070009-29-7C20H23NO4

IN STOCKRS-I091295
Naltrexone-d3 (100 ug/mL in Methanol)

CAS 1261080-26-5C20H20D3NO4

CUSTOM SYNTHESISRS-N024010
Nor-Binaltorphimine dihydrochloride

CAS 113158-34-2C40H43N3O6.HCl.HCl

BACK ORDERRS-D114072
O-Isobutyryl N-methyl naltrexone iodide

CAS 1048360-09-3C25H32INO5

CUSTOM SYNTHESISRS-N024008
Naltrexone Impurity 12

CAS 96445-13-5C21H23NO5

CUSTOM SYNTHESISRS-N003002
Naltrexone Impurity 27

CAS not assignedC17H19NO5

IN STOCKRS-I001BG6
Naltrexone impurity 39

CAS not assignedC40H44N2O8

CUSTOM SYNTHESISRS-I001BC3
Naltrexone impurity 50

CAS not assignedC21H23NO5

CUSTOM SYNTHESISRS-I001976
Naltrexone impurity 52

CAS not assignedC44H52N2O10

BACK ORDERRS-I001A0Y
Naltrexone Impurity 86

CAS 64643-76-1C21H23NO6

IN STOCKRS-N024005
Naltrexone Impurity 87

CAS 905817-72-3C23H25NO8

CUSTOM SYNTHESISRS-N024006
Naltrexone Impurity 88

CAS 207732-98-7C21H22N2O3

IN STOCKRS-N024018
Naltrexone Impurity 89

CAS 3075674-22-2C19H21NO6

CUSTOM SYNTHESISRS-N024019

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.