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Chemical structure of Trimethoprim

GC10137

Trimethoprim

Also known as 5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine

Trimethoprim (catalogue number GC10137) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 738-70-5. Molecular formula C14H18N4O3, molecular weight 290.32. IUPAC name: 5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine. Supplied in 4 pack sizes, from 500mg at ₪146.84 to 10g at ₪293.68; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS738-70-5MW290.32FormulaC14H18N4O3
CAS number
738-70-5
Molecular weight
290.32
Formula
C14H18N4O3
Solubility
≥ 12·25mg/mL in DMSO
InChIKey
IEDVJHCEMCRBQM-UHFFFAOYSA-N
Catalogue number
GC10137
Brand
GLPBIO
Computed properties PubChem CID 5578 · XLogP 0.9 · TPSA 106 Ų · H-bond donors 2
XLogP
0.9
TPSA
106 Ų
H-bond donors
2
H-bond acceptors
7
Rotatable bonds
5
Heavy atoms
21

SMILES COC1=CC(=CC(=C1OC)OC)CC2=CN=C(N=C2N)N

Computed descriptors from PubChem (CID 5578), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.