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2D Structure
Also known as: Dm4, 796073-69-3, Wob38vs2ni, Ravtansine, (14s,16s,32s,33s,2r,4s,10e,12e,14r)-86-chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl n-(4-mercapto-4-methylpentanoyl)-n-methyl-l-alaninate, Unii-wob38vs2ni
Molecular Formula
C38H54ClN3O10S
Molecular Weight
780.4  g/mol
InChI Key
JFCFGYGEYRIEBE-YVLHJLIDSA-N
FDA UNII
WOB38VS2NI

An ansa macrolide isolated from the MAYTENUS genus of East African shrubs.
1 2D Structure

2D Structure

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
[(1S,2R,3S,5S,6S,16E,18E,20R,21S)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.110,14.03,5]hexacosa-10,12,14(26),16,18-pentaen-6-yl] (2S)-2-[methyl-(4-methyl-4-sulfanylpentanoyl)amino]propanoate
2.1.2 InChI
InChI=1S/C38H54ClN3O10S/c1-21-12-11-13-28(49-10)38(47)20-27(50-35(46)40-38)22(2)33-37(6,52-33)29(51-34(45)23(3)41(7)30(43)14-15-36(4,5)53)19-31(44)42(8)25-17-24(16-21)18-26(48-9)32(25)39/h11-13,17-18,22-23,27-29,33,47,53H,14-16,19-20H2,1-10H3,(H,40,46)/b13-11+,21-12+/t22-,23+,27+,28-,29+,33+,37+,38+/m1/s1
2.1.3 InChI Key
JFCFGYGEYRIEBE-YVLHJLIDSA-N
2.1.4 Canonical SMILES
CC1C2CC(C(C=CC=C(CC3=CC(=C(C(=C3)OC)Cl)N(C(=O)CC(C4(C1O4)C)OC(=O)C(C)N(C)C(=O)CCC(C)(C)S)C)C)OC)(NC(=O)O2)O
2.1.5 Isomeric SMILES
C[C@@H]1[C@@H]2C[C@]([C@@H](/C=C/C=C(/CC3=CC(=C(C(=C3)OC)Cl)N(C(=O)C[C@@H]([C@]4([C@H]1O4)C)OC(=O)[C@H](C)N(C)C(=O)CCC(C)(C)S)C)\C)OC)(NC(=O)O2)O
2.2 Other Identifiers
2.2.1 UNII
WOB38VS2NI
2.3 Synonyms
2.3.1 MeSH Synonyms

1. Dm1, Maytansinoid

2. Dm4, Maytansinoid

3. Dmmo Maytansine

4. Dmmo-maytansine

5. Emtansine

6. Maitansine

7. Maytansine

8. Maytansinoid Dm1

9. Maytansinoid Dm4

10. Mertansine

11. N2'-deacetyl-n2'-(4-mercapto-4-methyl-1-oxopentyl)maytansine

12. Ravtansine

13. Soravtansine

2.3.2 Depositor-Supplied Synonyms

1. Dm4

2. 796073-69-3

3. Wob38vs2ni

4. Ravtansine

5. (14s,16s,32s,33s,2r,4s,10e,12e,14r)-86-chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl N-(4-mercapto-4-methylpentanoyl)-n-methyl-l-alaninate

6. Unii-wob38vs2ni

7. Maytansinoid Dm 4

8. Dm 4

9. Schembl12719514

10. Ex-a3441

11. Zinc161601616

12. Cs-6866

13. Ac-36376

14. Hy-12454

15. Ds-028663

16. D94659

17. Q27292749

18. Maytansine, N2'-deacetyl-n2'-(4-mercapto-4-methyl-1-oxopentyl)

19. [(1s,2r,3s,5s,6s,16e,18e,20r,21s)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.110,14.03,5]hexacosa-10,12,14(26),16,18-pentaen-6-yl] (2s)-2-[methyl-(4-methyl-4-sulfanylpentanoyl)amino]propanoate

2.4 Create Date
2006-10-26
3 Chemical and Physical Properties
Molecular Weight 780.4 g/mol
Molecular Formula C38H54ClN3O10S
XLogP33.2
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count11
Rotatable Bond Count9
Exact Mass779.3218438 g/mol
Monoisotopic Mass779.3218438 g/mol
Topological Polar Surface Area158 Ų
Heavy Atom Count53
Formal Charge0
Complexity1430
Isotope Atom Count0
Defined Atom Stereocenter Count8
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count2
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count1
4 Pharmacology and Biochemistry
4.1 MeSH Pharmacological Classification

Antineoplastic Agents, Phytogenic

Agents obtained from higher plants that have demonstrable cytostatic or antineoplastic activity. (See all compounds classified as Antineoplastic Agents, Phytogenic.)


Tubulin Modulators

Agents that interact with TUBULIN to inhibit or promote polymerization of MICROTUBULES. (See all compounds classified as Tubulin Modulators.)