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Mafodotin

Also known as MC-MMAF, McMMAF, MCMMA-F

CAS 863971-19-1Formula C49H76N6O11Molar mass 925.18 g/molEC 809-632-9
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Serious health hazard
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Mafodotin chemical structure, C49H76N6O11, CAS 863971-19-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
863971-19-1
Formula
C49H76N6O11
Molar mass
925.18 g/mol
EC number
809-632-9
HS code
293379
Category
Peptides

What is Mafodotin?

Plain description, key identifiers and synonyms

Mafodotin is a chemical substance with the molecular formula C49H76N6O11 and a molar mass of 925.18 g/mol. Its CAS registry number is 863971-19-1. The IUPAC name is (2S)-2-[[(2R,3R)-3-[(2S)-1-[(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoyl-methylamino]-3-methylbutanoyl]amino]-3-methylbutanoyl]-methylamino]-3-methoxy-5-methylheptanoyl]pyrrolidin-2-yl]-3-methoxy-2-methylpropanoyl]amino]-3-phenylpropanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-2-[[(2R,3R)-3-[(2S)-1-[(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoyl-methylamino]-3-methylbutanoyl]amino]-3-methylbutanoyl]-methylamino]-3-methoxy-5-methylheptanoyl]pyrrolidin-2-yl]-3-methoxy-2-methylpropanoyl]amino]-3-phenylpropanoic acid
CAS number
863971-19-1 CAS number cross-checked
EC number
809-632-9
Molecular formula
C49H76N6O11
UNII
O19V2N6W9T
MDL number
MFCD25976741
InChIKey
ORFNVPGICPYLJV-YTVPMEHESA-N
InChI
InChI=1S/C49H76N6O11/c1-12-32(6)44(37(65-10)29-41(59)54-27-19-22-36(54)45(66-11)33(7)46(60)50-35(49(63)64)28-34-20-15-13-16-21-34)53(9)48(62)42(30(2)3)51-47(61)43(31(4)5)52(8)38(56)23-17-14-18-26-55-39(57)24-25-40(55)58/h13,15-16,20-21,24-25,30-33,35-37,42-45H,12,14,17-19,22-23,26-29H2,1-11H3,(H,50,60)(H,51,61)(H,63,64)/t32-,33+,35-,36-,37+,42-,43-,44-,45+/m0/s1
Canonical SMILES
CCC(C)C(C(CC(=O)N1CCCC1C(OC)C(C)C(=O)NC(Cc1ccccc1)C(=O)O)OC)N(C)C(=O)C(NC(=O)C(C(C)C)N(C)C(=O)CCCCCN1C(=O)C=CC1=O)C(C)C
Isomeric SMILES
CC[C@H](C)[C@@H]([C@@H](CC(=O)N1CCC[C@H]1[C@@H]([C@@H](C)C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)O)OC)OC)N(C)C(=O)[C@H](C(C)C)NC(=O)[C@H](C(C)C)N(C)C(=O)CCCCCN3C(=O)C=CC3=O

Synonyms

  • MC-MMAF
  • McMMAF
  • MCMMA-F
  • Maleimidocaproyl monomethylauristatin F
  • Mafodotin (USAN)
  • mc-MMAF, mcMMAF, SGD-1269
  • 863971-19-1 (pyrrole-2,5-dione derivative, not the radical form)
  • McMMAF (GMP)
  • Sgd-1269(mcmmaf)?

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
925.18 g/molcalc.
Exact mass
924.5572 Dacalc.
LogP (octanol/water)
3.83calc.
Topological polar surface area
212.3 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
10calc.
Rotatable bonds
27calc.
Heavy atoms
66calc.
Rings
3calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
9calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(CCC1CCCN1C(=O)CCCNC(=O)CNC(=O)CNC(=O)CCCCCN1C(=O)C=CC1=O)NCCc1ccccc1

O=C(CCC1CCCN1C(=O)CCCNC(=O)CNC(=O)CNC(=O)CCCCCN1C(=O)C=CC1=O)NCCc1ccccc1

3 rings, 46 atoms.

3 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H300 + H310 + H330Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled.
  • H300Fatal if swallowed.
  • H310Fatal in contact with skin.
  • H330Fatal if inhaled.
  • H341Suspected of causing genetic defects.
  • H351Suspected of causing cancer.
  • H361Suspected of damaging fertility or the unborn child.
Precautionary statements (20)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P316Get emergency medical help immediately.
  • P318If exposed or concerned, get medical advice.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Mafodotin suppliers

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Mafodotin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Mafodotin is traded under.

HS 2933.79Indicative HS code

Lactams, other lactams

World exports in 2024
$16.2B
−64.4% vs 2023, imports $15.4B
2019 to 2024
Top exporters
  1. Ireland37.0%
  2. France * partner reported15.6%
  3. Spain11.3%
Top importers
  1. Germany27.8%
  2. Ireland18.9%
  3. Panama * partner reported12.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Mafodotin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Mafodotin, based on the data on this page

What is Mafodotin?

Mafodotin is a chemical substance with the molecular formula C49H76N6O11 and a molar mass of 925.18 g/mol. Its CAS registry number is 863971-19-1.

What is the CAS number of Mafodotin?

The CAS registry number of Mafodotin is 863971-19-1.

What is the molecular formula and weight of Mafodotin?

The molecular formula of Mafodotin is C49H76N6O11 and its molar mass is 925.18 g/mol.

Is Mafodotin hazardous?

Mafodotin carries the GHS signal word "Danger". Main hazards: fatal if swallowed. fatal in contact with skin. fatal if inhaled, fatal if swallowed, fatal in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Mafodotin?

Mafodotin is usually classified under HS code 293379 (Lactams, other lactams). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Mafodotin?

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What is the price of Mafodotin?

Suppliers quote Mafodotin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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