SPDB-DM4

SPDB-DM4 structure

Synonyms: DM4-SPDB;SPDB-DM4;Maytansine, N2'-deacetyl-N2'-[4-[[4-[(2,5-dioxo-1-pyrrolidinyl)oxy]-4-oxobutyl]dithio]-4-methyl-1-oxopentyl]-

Last updated:2025-07-04 15:07:27

SPDB-DM4 Properties

Density	1.37±0.1 g/cm3(Predicted)
form	Solid
pka	9.82±0.70(Predicted)
color	White to off-white
InChIKey	LAVNQRWLLQGEIB-BAQPUJNESA-N

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
ChemScene	CS-7650	SPDB-DM4 97.36%	1626359-62-3	1mg	$420	2021-12-16	Buy
ChemScene	CS-7650	SPDB-DM4 97.36%	1626359-62-3	5mg	$1140	2021-12-16	Buy
ChemScene	CS-7650	SPDB-DM4 97.36%	1626359-62-3	10mg	$1800	2021-12-16	Buy

Product number	Packaging	Price	Buy
CS-7650	1mg	$420	Buy
CS-7650	5mg	$1140	Buy
CS-7650	10mg	$1800	Buy

SPDB-DM4 is a mertansine(M257800) linked drug which is a cytotoxic agent. It is used as the cytotoxic component in antibody-drug conjugates.

Maytansinoids

Global( 22)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	+86-13017695106 +86-13676922317	jiuyitime@fdachem.com	China	6322	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19552	58
TargetMol Chemicals Inc.	+17819995354	marketing@targetmol.com	United States	32368	58
ChemExpress	+86-19370970350 +86-021-58950125	info@chemexpress.com	China	785	58
InvivoChem	+1-708-310-1919 +1-13798911105	sales@invivochem.cn	United States	6391	58
Levena (Suzhou) Biopharma Co., Ltd.	0512-81877925 051281877925	info@levena.cn	China	48	58
MedChemexpress LLC	021-58955995	sales@medchemexpress.cn	United States	4861	58
ShangHai Biochempartner Co.,Ltd	177-54423994 17754423994	2853530910@QQ.com	China	7992	62
Fan De(Beijing) Biotechnology Co., Ltd.	15911056312	liming@bio-fount.com	China	9729	58
Changzhou Chenhong Biotechnology Co., Ltd.	0519-85788828 13775037613	sales@chemrenpharm.com	China	3907	58

Supplier	Advantage
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	58
BOC Sciences	58
TargetMol Chemicals Inc.	58
ChemExpress	58
InvivoChem	58
Levena (Suzhou) Biopharma Co., Ltd.	58
MedChemexpress LLC	58
ShangHai Biochempartner Co.,Ltd	62
Fan De(Beijing) Biotechnology Co., Ltd.	58
Changzhou Chenhong Biotechnology Co., Ltd.	58

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-06-25	SPDB-DM4 1626359-62-3	US $22.00-88.00 / kg	1kg	99%	50kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

SPDB-DM4 DM4-SPDB Maytansine, N2'-deacetyl-N2'-[4-[[4-[(2,5-dioxo-1-pyrrolidinyl)oxy]-4-oxobutyl]dithio]-4-methyl-1-oxopentyl]- 1626359-62-3