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Screening compounds

Hexanitrohexaazaisowurtzitane

Also known as RX 39AB, RX 39AC, LX 19

CAS 135285-90-4Formula C6H6N12O12Molar mass 438.19 g/molEC 603-913-8
GHS signal word: Danger. Pictograms: Explosive, Harmful or irritant 1 supplier listed
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Hexanitrohexaazaisowurtzitane chemical structure, C6H6N12O12, CAS 135285-90-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
135285-90-4
Formula
C6H6N12O12
Molar mass
438.19 g/mol
EC number
603-913-8
HS code
293359
Category
Screening compounds

What is Hexanitrohexaazaisowurtzitane?

Plain description, key identifiers and synonyms

CL-20 is a polycyclic cage that is hexaazaisowurtzitane in which all six amino hydrogens are replaced by nitro groups. It has a role as an explosive. It is a polycyclic cage and a N-nitro compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexazatetracyclo[5.5.0.03,11.05,9]dodecane
CAS number
135285-90-4 CAS number cross-checked
EC number
603-913-8
Molecular formula
C6H6N12O12
UNII
RQM82X0CL7
InChIKey
NDYLCHGXSQOGMS-UHFFFAOYSA-N
InChI
InChI=1S/C6H6N12O12/c19-13(20)7-1-2-8(14(21)22)5(7)6-9(15(23)24)3(11(1)17(27)28)4(10(6)16(25)26)12(2)18(29)30/h1-6H
SMILES (canonical and isomeric)
C12C3N(C4C(N3[N+](=O)[O-])N(C(N1[N+](=O)[O-])C(N2[N+](=O)[O-])N4[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]

Synonyms

  • RX 39AB
  • RX 39AC
  • LX 19
  • 1,3,4,7,8,10-hexanitrooctahydro-1H-5,2,6-(epiminomethanetriylimino)imidazo[4,5-b]pyrazine
  • 5,2,6-(Iminomethenimino)-1H-imidazo(4,5-b)pyrazine, octahydro-1,3,4,7,8,10-hexanitro-
  • 5,2,6-(Iminomethenimino)-1H-imidazo[4,5-b]pyrazine, octahydro-1,3,4,7,8,10-hexanitro-
  • 1,3,4,7,8,10-hexanitrooctahydro-1H-5,2,6-(epiminomethanetriylimino)imidazo(4,5-b)pyrazine
  • Hexanitrohexaazaisowurzitane
  • HNIW
  • Octahydro-1,3,4,7,8,10-hexanitro-5,2,6-(iminomethenimino)-1H-imidazo(4,5-b)pyrazine
  • 2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexazatetracyclo[5.5.0.03,11.05,9]dodecane
  • 2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaaza-tetracyclo-[5.5.0.05,9.03,11]-dodecane

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
438.19 g/molcalc.
Exact mass
438.0228 Dacalc.
LogP (octanol/water)
-4.04calc.
Topological polar surface area
278.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
12calc.
Rotatable bonds
6calc.
Heavy atoms
30calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
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, N1C2NC3NC4NC3NC2NC14

N1C2NC3NC4NC3NC2NC14

5 rings, 12 atoms.

1 other chemical share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS01: Explosive
Explosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H201Explosive, mass explosion hazard.
  • H302Harmful if swallowed.
Precautionary statements (14)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P230Keep wetted with water or another suitable desensitiser.
  • P240Ground and bond container and receiving equipment.
  • P250Do not subject to grinding, shock or friction.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P370 + P380In case of fire: Evacuate area.
  • P372Explosion risk.
  • P373Do not fight fire when fire reaches explosives.
  • P401Store in accordance with local regulations.
  • 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

Hexanitrohexaazaisowurtzitane suppliers

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Where suppliers are based

1 supplier in 1 country

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Hexanitrohexaazaisowurtzitane 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

Roles

  • explosive

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce, Regulatory flags: Added by a premanufacture notice, significant new use rule

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Hexanitrohexaazaisowurtzitane?

CL-20 is a polycyclic cage that is hexaazaisowurtzitane in which all six amino hydrogens are replaced by nitro groups. It has a role as an explosive. It is a polycyclic cage and a N-nitro compound.

What is the CAS number of Hexanitrohexaazaisowurtzitane?

The CAS registry number of Hexanitrohexaazaisowurtzitane is 135285-90-4.

What is the molecular formula and weight of Hexanitrohexaazaisowurtzitane?

The molecular formula of Hexanitrohexaazaisowurtzitane is C6H6N12O12 and its molar mass is 438.19 g/mol.

What is Hexanitrohexaazaisowurtzitane used for?

Known uses and roles of Hexanitrohexaazaisowurtzitane include building blocks in research and laboratory, screening compounds in research and laboratory and explosive.

Is Hexanitrohexaazaisowurtzitane hazardous?

Hexanitrohexaazaisowurtzitane carries the GHS signal word "Danger". Main hazards: explosive, mass explosion hazard, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Hexanitrohexaazaisowurtzitane?

Hexanitrohexaazaisowurtzitane is usually classified under HS code 293359 (Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Hexanitrohexaazaisowurtzitane?

CompoundList lists 1 supplier of Hexanitrohexaazaisowurtzitane in South Korea. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Hexanitrohexaazaisowurtzitane?

Suppliers quote Hexanitrohexaazaisowurtzitane 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 Hexanitrohexaazaisowurtzitane

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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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