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Pharma Intermediates & Building Blocks

Pyrroles, Pyrrolidines & Pyrazoles

Browse 108 pyrroles, pyrrolidines & pyrazoles: identifiers, molecular data and pack sizes, with worldwide shipping.

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Reference Standard

Ethyl 5-methyl-1H-pyrrole-2-carboxylate chemical structure

Ethyl 5-methyl-1H-pyrrole-2-carboxylate

CAS: 3284-51-3
Formula: C₈H₁₁NO₂
MW: 153.18 g/mol

In stock

Glycylprolylalanine chemical structure

Glycylprolylalanine

CAS: 837-83-2
Formula: C₁₀H₁₇N₃O₄
MW: 243.26 g/mol

VQ-041007

Homolycorine chemical structure

CAS: 477-20-3
Formula: C₁₈H₂₁NO₄
MW: 315.4 g/mol

VQ-040236

Indazole-3-carboxylic acid, 98% chemical structure

Indazole-3-carboxylic acid, 98%

CAS: 4498-67-3
Formula: C₈H₆N₂O₂
MW: 162.15 g/mol

VQ-012599

Indocyanine green chemical structure

Indocyanine green

CAS: 3599-32-4
Formula: C₄₃H₄₇N₂NaO₆S₂
MW: 775 g/mol

VQ-012600

Indoline, 99% chemical structure

CAS: 496-15-1
Formula: C₈H₉N
MW: 119.16 g/mol

VQ-012601

LR

INDOLINONE [1-(2,6-dichlorophenyl)-2-indolinone], LR chemical structure

INDOLINONE [1-(2,6-dichlorophenyl)-2-indolinone], LR

CAS: 15362-40-0
Formula: C₁₄H₉Cl₂NO
MW: 278.1 g/mol

VQ-047164

Synthesis

Isatin, 98% chemical structure

CAS: 91-56-5
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012602

AR

Isatin, GR 99%+ chemical structure

Isatin, GR 99%+

CAS: 91-56-5
Formula: C₈H₅NO₂
MW: 147.13 g/mol

VQ-012603

Isobutyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate chemical structure

Isobutyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate

CAS: 1031436-47-1
Formula: C₁₁H₁₉NO₃
MW: 213.27 g/mol

VQ-037980

Biochemistry

L-Hydroxyproline, for biochemistry chemical structure

L-Hydroxyproline, for biochemistry

CAS: 18610-59-8
Formula: C₅H₉NO₃
MW: 131.13 g/mol

VQ-020622

Leucodopachrome chemical structure

Leucodopachrome

CAS: 18766-67-1
Formula: C₉H₉NO₄
MW: 195.17 g/mol

VQ-038000

Lissamine fast yellow (C.I. 18965) chemical structure

Lissamine fast yellow (C.I. 18965)

CAS: 6359-98-4
Formula: C₁₆H₁₀Cl₂N₄Na₂O₇S₂
MW: 551.3 g/mol

VQ-019844

Lonidamine chemical structure

CAS: 50264-69-2
Formula: C₁₅H₁₀Cl₂N₂O₂
MW: 321.2 g/mol

VQ-012604

Mesembrenone chemical structure

CAS: 468-54-2
Formula: C₁₇H₂₁NO₃
MW: 287.35 g/mol

VQ-038326

Methyl 1H-pyrazole-4-carboxylate, 97% chemical structure

Methyl 1H-pyrazole-4-carboxylate, 97%

CAS: 51105-90-9
Formula: C₅H₆N₂O₂
MW: 126.11 g/mol

VQ-012605

Methyl 4-bromo-1-methyl-1H-pyrrole-2-carboxylate, ≥95% chemical structure

Methyl 4-bromo-1-methyl-1H-pyrrole-2-carboxylate, ≥95%

CAS: 1196-90-3
Formula: C₇H₈BrNO₂
MW: 218.05 g/mol

VQ-012606

Puriss

MTSSL ≥98% (HPLC), nitroxide spin label probe, powder chemical structure

MTSSL ≥98% (HPLC), nitroxide spin label probe, powder

CAS: 81213-52-7
Formula: C₁₀H₁₈NO₃S₂
MW: 264.4 g/mol

VQ-012607

N-(2-Bromoethyl)phthalimide chemical structure

N-(2-Bromoethyl)phthalimide

CAS: 574-98-1
Formula: C₁₀H₈BrNO₂
MW: 254.08 g/mol

VQ-040698

Synthesis

n-(2-Hydroxyethyl)phthalimide, 97% chemical structure

n-(2-Hydroxyethyl)phthalimide, 97%

CAS: 3891-07-4
Formula: C₁₀H₉NO₃
MW: 191.18 g/mol

VQ-012610

Reference Standard

N-(2-Hydroxyethyl)succinimide chemical structure

N-(2-Hydroxyethyl)succinimide

CAS: 18190-44-8
Formula: C₆H₉NO₃
MW: 143.14 g/mol

In stock

N-(3-Bromopropyl)phthalimide, 98% chemical structure

N-(3-Bromopropyl)phthalimide, 98%

CAS: 5460-29-7
Formula: C₁₁H₁₀BrNO₂
MW: 268.11 g/mol

VQ-012612

N-Acetyl-L-proline chemical structure

N-Acetyl-L-proline

CAS: 68-95-1
Formula: C₇H₁₁NO₃
MW: 157.17 g/mol

VQ-040134

N-Benzylmaleimide, 99% chemical structure

N-Benzylmaleimide, 99%

CAS: 1631-26-1
Formula: C₁₁H₉NO₂
MW: 187.19 g/mol

VQ-012613

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