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Impurities and reference standards

Gentamicin B1

Also known as Gentamycin B1, Gentamicin sulfate EP Impurity C, Gentamicin B1, Gentamicin sulfate impurity c

CAS 36889-16-4Formula C20H40N4O10Molar mass 496.56 g/mol
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Gentamicin B1 chemical structure, C20H40N4O10, CAS 36889-16-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
36889-16-4
Formula
C20H40N4O10
Molar mass
496.56 g/mol
HS code
294190
Category
Impurities and reference standards

What is Gentamicin B1?

Plain description, key identifiers and synonyms

Gentamicin B1 is a chemical substance with the molecular formula C20H40N4O10 and a molar mass of 496.56 g/mol. Its CAS registry number is 36889-16-4. The IUPAC name is (2R,3S,4S,5R,6S)-2-[(1R)-1-aminoethyl]-6-[(1R,2R,3S,4R,6S)-4,6-diamino-3-[(2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)oxan-2-yl]oxy-2-hydroxycyclohexyl]oxyoxane-3,4,5-triol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3S,4S,5R,6S)-2-[(1R)-1-aminoethyl]-6-[(1R,2R,3S,4R,6S)-4,6-diamino-3-[(2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)oxan-2-yl]oxy-2-hydroxycyclohexyl]oxyoxane-3,4,5-triol
CAS number
36889-16-4
Molecular formula
C20H40N4O10
UNII
93CYM7JWKE
InChIKey
ABCLPPNEPBAKRL-ROQIPNNMSA-N
InChI
InChI=1S/C20H40N4O10/c1-6(21)14-10(26)9(25)11(27)19(32-14)34-16-8(23)4-7(22)15(12(16)28)33-18-13(29)17(24-3)20(2,30)5-31-18/h6-19,24-30H,4-5,21-23H2,1-3H3/t6-,7-,8+,9+,10+,11-,12-,13-,14-,15+,16-,17-,18-,19+,20+/m1/s1
Canonical SMILES
CNC1C(O)C(OC2C(N)CC(N)C(OC3OC(C(C)N)C(O)C(O)C3O)C2O)OCC1(C)O
Isomeric SMILES
C[C@H]([C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O[C@@H]2[C@H](C[C@H]([C@@H]([C@H]2O)O[C@@H]3[C@@H]([C@H]([C@@](CO3)(C)O)NC)O)N)N)O)O)O)N

Synonyms

  • Gentamycin B1
  • Gentamicin sulfate EP Impurity C, Gentamicin B1
  • Gentamicin sulfate impurity c
  • 4-o-(6-Amino-6,7-dideoxy-d-glycero-alpha-d-gluco-heptopyranosyl)-2-deoxy-6-o-(3-deoxy-4-c-methyl-3-(methylamino)-beta-l-arabinopyranosyl)-d-streptamine
  • D-Streptamine, O-6-amino-6,7-dideoxy-D-glycero-alpha-D-gluco-heptopyranosyl-(1-4)-O-(3-deoxy-4-C-methyl-3-(methylamino)-beta-L-arabinopyranosyl-(1-6))-2-deoxy-

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
496.56 g/molcalc.
Exact mass
496.2744 Dacalc.
LogP (octanol/water)
-5.61calc.
Topological polar surface area
248.4 Ųcalc.
Hydrogen bond donors
10calc.
Hydrogen bond acceptors
14calc.
Rotatable bonds
6calc.
Heavy atoms
34calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
15calc.
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, C1CCC(OC2CCCC(OC3CCCCO3)C2)OC1

C1CCC(OC2CCCC(OC3CCCCO3)C2)OC1

3 rings, 20 atoms.

211 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.

Gentamicin B1 suppliers

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Where suppliers are based

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Gentamicin B1 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

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 Gentamicin B1 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 Gentamicin B1 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Gentamicin B1, based on the data on this page

What is Gentamicin B1?

Gentamicin B1 is a chemical substance with the molecular formula C20H40N4O10 and a molar mass of 496.56 g/mol. Its CAS registry number is 36889-16-4.

What is the CAS number of Gentamicin B1?

The CAS registry number of Gentamicin B1 is 36889-16-4.

What is the molecular formula and weight of Gentamicin B1?

The molecular formula of Gentamicin B1 is C20H40N4O10 and its molar mass is 496.56 g/mol.

Is Gentamicin B1 hazardous?

No GHS hazard classification for Gentamicin B1 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 Gentamicin B1?

Gentamicin B1 is usually classified under HS code 294190 (Antibiotics, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Gentamicin B1?

CompoundList lists 1 supplier of Gentamicin B1 in United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Gentamicin B1?

Suppliers quote Gentamicin B1 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

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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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