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Bleomycin A2'-A chemical structure, C54H82N18O21S2, CAS 73666-81-6
2D chemical structure

Key facts

What buyers check first

CAS number
73666-81-6
Formula
C54H82N18O21S2
Molar mass
1,383.49 g/mol
HS code
294190
Category
Glycosides and other natural products

What is Bleomycin A2'-A?

Plain description, key identifiers and synonyms

Bleomycin A2'-A is a glycoside.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[(2S,3R,4R,5R,6R)-2-[(2R,3R,4R,5S,6S)-2-[(1S,2S)-2-[[6-amino-2-[(1S)-3-amino-1-[[(2R)-2,3-diamino-3-oxopropyl]amino]-3-oxopropyl]-5-methylpyrimidine-4-carbonyl]amino]-3-[[(2S,3S,4R)-5-[[(2R,3S)-1-[2-[4-[4-(4-aminobutylcarbamoyl)-1,3-thiazol-2-yl]-1,3-thiazol-2-yl]ethylamino]-3-hydroxy-1-oxobutan-2-yl]amino]-3-hydroxy-4-methyl-5-oxopentan-2-yl]amino]-1-(1H-imidazol-5-yl)-3-oxopropoxy]-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl] carbamate
CAS number
73666-81-6
Molecular formula
C54H82N18O21S2
InChIKey
HRWUAXHZSYGTMF-MNDGTESASA-N
InChI
InChI=1S/C54H82N18O21S2/c1-19-32(69-45(72-43(19)58)24(11-30(57)76)64-12-23(56)44(59)82)49(86)71-34(40(25-13-61-18-65-25)91-53-42(38(80)36(78)28(14-73)90-53)92-52-39(81)41(93-54(60)88)37(79)29(15-74)89-52)50(87)66-21(3)35(77)20(2)46(83)70-33(22(4)75)48(85)63-10-7-31-67-27(17-94-31)51-68-26(16-95-51)47(84)62-9-6-5-8-55/h13,16-18,20-24,28-29,33-42,52-53,64,73-75,77-81H,5-12,14-15,55-56H2,1-4H3,(H2,57,76)(H2,59,82)(H2,60,88)(H,61,65)(H,62,84)(H,63,85)(H,66,87)(H,70,83)(H,71,86)(H2,58,69,72)/t20-,21+,22+,23-,24+,28+,29-,33-,34+,35+,36-,37-,38-,39-,40-,41-,42-,52+,53+/m1/s1
Canonical SMILES
Cc1c(N)nc(C(CC(N)=O)NCC(N)C(N)=O)nc1C(=O)NC(C(=O)NC(C)C(O)C(C)C(=O)NC(C(=O)NCCc1nc(-c2nc(C(=O)NCCCCN)cs2)cs1)C(C)O)C(OC1OC(CO)C(O)C(O)C1OC1OC(CO)C(O)C(OC(N)=O)C1O)c1cnc[nH]1
Isomeric SMILES
CC1=C(N=C(N=C1N)[C@H](CC(=O)N)NC[C@H](C(=O)N)N)C(=O)N[C@@H]([C@@H](C2=CN=CN2)O[C@H]3[C@@H]([C@@H]([C@@H]([C@@H](O3)CO)O)O)O[C@H]4[C@@H]([C@@H]([C@@H]([C@H](O4)CO)O)OC(=O)N)O)C(=O)N[C@@H](C)[C@H]([C@@H](C)C(=O)N[C@H]([C@H](C)O)C(=O)NCCC5=NC(=CS5)C6=NC(=CS6)C(=O)NCCCCN)O

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
1,383.49 g/molcalc.
Exact mass
1,382.5343 Dacalc.
LogP (octanol/water)
-8.23calc.
Topological polar surface area
653.1 Ųcalc.
Hydrogen bond donors
21calc.
Hydrogen bond acceptors
32calc.
Rotatable bonds
35calc.
Heavy atoms
95calc.
Rings
6calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.61calc.
Formal charge
0calc.
Stereocentres
19calc.
Lipinski rule of five
Fails (3 violations)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(CCCNC(=O)C(NC(=O)c1ccncn1)C(OC1OCCCC1OC1CCCCO1)c1cnc[nH]1)NCC(=O)NCCc1nc(-c2nccs2)cs1

O=C(CCCNC(=O)C(NC(=O)c1ccncn1)C(OC1OCCCC1OC1CCCCO1)c1cnc[nH]1)NCC(=O)NCCc1nc(-c2nccs2)cs1

6 rings, 55 atoms.

45 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Bleomycin A2'-A suppliers

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Post one free request and suppliers who make or trade Bleomycin A2'-A can send you quotes. Your contact details stay private until you accept a quote.

Bleomycin A2'-A price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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 Bleomycin A2'-A is traded under.

HS 2941.90Indicative HS code

Antibiotics, other

World exports in 2024
$6.39B
+2.3% vs 2023, imports $6.97B
2019 to 2024
Top exporters
  1. China39.7%
  2. United States11.3%
  3. Switzerland * partner reported10.9%
Top importers
  1. Italy15.0%
  2. India * partner reported12.0%
  3. China8.7%

* Partner reported figures, a lower bound.

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

The HS code shown for Bleomycin A2'-A is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Bleomycin A2'-A, based on the data on this page

What is Bleomycin A2'-A?

Bleomycin A2'-A is a glycoside.

What is the CAS number of Bleomycin A2'-A?

The CAS registry number of Bleomycin A2'-A is 73666-81-6.

What is the molecular formula and weight of Bleomycin A2'-A?

The molecular formula of Bleomycin A2'-A is C54H82N18O21S2 and its molar mass is 1,383.49 g/mol.

Is Bleomycin A2'-A hazardous?

No GHS hazard classification for Bleomycin A2'-A is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Bleomycin A2'-A?

Bleomycin A2'-A is usually classified under HS code 294190 (Antibiotics, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bleomycin A2'-A?

Post a free request on CompoundList and suppliers of Bleomycin A2'-A will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Bleomycin A2'-A?

Suppliers quote Bleomycin A2'-A 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

Practical guides that help when you source, ship or handle Bleomycin A2'-A

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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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