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Heterocyclic building blocks

Kos1326

Also known as 4'' deoxy EM-A enolether

CAS 150785-47-0Formula C37H65NO11Molar mass 699.92 g/mol
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Kos1326 chemical structure, C37H65NO11, CAS 150785-47-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
150785-47-0
Formula
C37H65NO11
Molar mass
699.92 g/mol
HS code
293220
Category
Heterocyclic building blocks

What is Kos1326?

Plain description, key identifiers and synonyms

Kos1326 is a chemical substance with the molecular formula C37H65NO11 and a molar mass of 699.92 g/mol. Its CAS registry number is 150785-47-0. The IUPAC name is (2R,3R,4S,5R,8R,9S,10S,11R,12R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-5-ethyl-3,4-dihydroxy-9-[(2S,4S,6S)-4-methoxy-4,6-dimethyloxan-2-yl]oxy-2,4,8,10,12,14-hexamethyl-6,15-dioxabicyclo[10.2.1]pentadec-1(14)-en-7-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3R,4S,5R,8R,9S,10S,11R,12R)-11-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-5-ethyl-3,4-dihydroxy-9-[(2S,4S,6S)-4-methoxy-4,6-dimethyloxan-2-yl]oxy-2,4,8,10,12,14-hexamethyl-6,15-dioxabicyclo[10.2.1]pentadec-1(14)-en-7-one
CAS number
150785-47-0
Molecular formula
C37H65NO11
InChIKey
UJUXMUPAZCCNTJ-ANUGEFLXSA-N
InChI
InChI=1S/C37H65NO11/c1-14-26-37(10,42)31(40)22(5)29-19(2)16-36(9,49-29)32(48-34-28(39)25(38(11)12)15-20(3)45-34)23(6)30(24(7)33(41)46-26)47-27-18-35(8,43-13)17-21(4)44-27/h20-28,30-32,34,39-40,42H,14-18H2,1-13H3/t20-,21+,22+,23+,24-,25+,26-,27+,28-,30+,31-,32-,34+,35+,36-,37-/m1/s1
Canonical SMILES
CCC1OC(=O)C(C)C(OC2CC(C)(OC)CC(C)O2)C(C)C(OC2OC(C)CC(N(C)C)C2O)C2(C)CC(C)=C(O2)C(C)C(O)C1(C)O
Isomeric SMILES
CC[C@@H]1[C@@]([C@@H]([C@H](C2=C(C[C@@](O2)([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]3C[C@@](C[C@@H](O3)C)(C)OC)C)O[C@H]4[C@@H]([C@H](C[C@H](O4)C)N(C)C)O)C)C)C)O)(C)O

Synonyms

  • 4'' deoxy EM-A enolether

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
699.92 g/molcalc.
Exact mass
699.4558 Dacalc.
LogP (octanol/water)
3.92calc.
Topological polar surface area
145.6 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
12calc.
Rotatable bonds
7calc.
Heavy atoms
49calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.92calc.
Formal charge
0calc.
Stereocentres
16calc.
Lipinski rule of five
Fails (2 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=C1CC(OC2CCCCO2)CC(OC2CCCCO2)C2CC=C(CCCCO1)O2

O=C1CC(OC2CCCCO2)CC(OC2CCCCO2)C2CC=C(CCCCO1)O2

4 rings, 30 atoms.

8 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.

Kos1326 suppliers

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Kos1326 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

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 Kos1326 is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

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

The HS code shown for Kos1326 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Kos1326, based on the data on this page

What is Kos1326?

Kos1326 is a chemical substance with the molecular formula C37H65NO11 and a molar mass of 699.92 g/mol. Its CAS registry number is 150785-47-0.

What is the CAS number of Kos1326?

The CAS registry number of Kos1326 is 150785-47-0.

What is the molecular formula and weight of Kos1326?

The molecular formula of Kos1326 is C37H65NO11 and its molar mass is 699.92 g/mol.

What is Kos1326 used for?

Known uses and roles of Kos1326 include building blocks in research and laboratory.

Is Kos1326 hazardous?

No GHS hazard classification for Kos1326 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 Kos1326?

Kos1326 is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Kos1326?

Post a free request on CompoundList and suppliers of Kos1326 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Kos1326?

Suppliers quote Kos1326 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 Kos1326

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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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