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Screening compounds

Primor

Also known as Romet 30, Sulfadimethoxine and ormetoprim, 5,6-Dimethyl-2-dimethylamino-4-pyrimidinyl-dimethylcarbamate

CAS 8076-37-7Formula C26H32N8O6SMolar mass 584.66 g/mol
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Primor chemical structure, C26H32N8O6S, CAS 8076-37-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
8076-37-7
Formula
C26H32N8O6S
Molar mass
584.66 g/mol
HS code
293590
Category
Screening compounds

What is Primor?

Plain description, key identifiers and synonyms

Primor is a chemical substance with the molecular formula C26H32N8O6S and a molar mass of 584.66 g/mol. Its CAS registry number is 8076-37-7. The IUPAC name is 4-amino-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide, 5-[(4,5-dimethoxy-2-methylphenyl)methyl]pyrimidine-2,4-diamine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-amino-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide, 5-[(4,5-dimethoxy-2-methylphenyl)methyl]pyrimidine-2,4-diamine
CAS number
8076-37-7Other or deprecated CAS: 9088-15-7
Molecular formula
C26H32N8O6S
InChIKey
ADIRUHPHKMZNAZ-UHFFFAOYSA-N
InChI
InChI=1S/C14H18N4O2.C12H14N4O4S/c1-8-4-11(19-2)12(20-3)6-9(8)5-10-7-17-14(16)18-13(10)15;1-19-11-7-10(14-12(15-11)20-2)16-21(17,18)9-5-3-8(13)4-6-9/h4,6-7H,5H2,1-3H3,(H4,15,16,17,18);3-7H,13H2,1-2H3,(H,14,15,16)
SMILES (canonical and isomeric)
CC1=CC(=C(C=C1CC2=CN=C(N=C2N)N)OC)OC.COC1=NC(=NC(=C1)NS(=O)(=O)C2=CC=C(C=C2)N)OC

Synonyms

  • Romet 30
  • Sulfadimethoxine and ormetoprim
  • 5,6-Dimethyl-2-dimethylamino-4-pyrimidinyl-dimethylcarbamate
  • Rofenaid
  • Rofenaid 40
  • Sulfadimethoxine-ormetoprim mixt.
  • RO 5-0037
  • Benzenesulfonamide, 4-amino-N-(2,6-dimethoxy-4-pyrimidinyl)-, mixt. with 5-((4,5-dimethoxy-2-methylphenyl)methyl)-2,4-pyrimidinediamine
  • 4-Amino-N-(2,6-dimethoxypyrimidin-4-yl)benzene-1-sulfonamide--5-[(4,5-dimethoxy-2-methylphenyl)methyl]pyrimidine-2,4(1H,3H)-diimine (1/1)

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
584.66 g/molcalc.
Exact mass
584.2166 Dacalc.
LogP (octanol/water)
2.43calc.
Topological polar surface area
212.7 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
13calc.
Rotatable bonds
9calc.
Heavy atoms
41calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.23calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
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=S(=O)(Nc1ccncn1)c1ccccc1

O=S(=O)(Nc1ccncn1)c1ccccc1

2 rings, 16 atoms, the N-(Pyrimidin-4-yl)benzenesulfonamide ring system.

111 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.

Primor suppliers

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Primor 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 Primor is traded under.

HS 2935.90Indicative HS code

Sulphonamides, other

World exports in 2024
$5.64B
−11.0% vs 2023, imports $8.56B
2019 to 2024
Top exporters
  1. Ireland43.1%
  2. China12.0%
  3. India * partner reported9.5%
Top importers
  1. United States23.6%
  2. Slovenia19.1%
  3. Spain11.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Primor?

Primor is a chemical substance with the molecular formula C26H32N8O6S and a molar mass of 584.66 g/mol. Its CAS registry number is 8076-37-7. The IUPAC name is 4-amino-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide, 5-[(4,5-dimethoxy-2-methylphenyl)methyl]pyrimidine-2,4-diamine.

What is the CAS number of Primor?

The CAS registry number of Primor is 8076-37-7. Other or deprecated CAS numbers: 9088-15-7.

What is the molecular formula and weight of Primor?

The molecular formula of Primor is C26H32N8O6S and its molar mass is 584.66 g/mol.

What is Primor used for?

Known uses and roles of Primor include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Primor hazardous?

No GHS hazard classification for Primor 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 Primor?

Primor is usually classified under HS code 293590 (Sulphonamides, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Primor?

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What is the price of Primor?

Suppliers quote Primor 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 Primor

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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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