The major natural auxin is indole-3-acetic acid (IAA). A number of related compounds exist in plants, including a series of IAA conjugates with sugars and amino acids. The IAA roles in a plant are many and diverse: control of cell enlargement, phototropism and gravitropism, apical dominance, cambial division and differentiation of tracheary elements. The synthetic auxins are represented by NAA and 2,4-D.

 

AUXINS AND INDOLES

1-ACETYL-5-BROMOINDOL-3-OL (1Ac5BrI) [1-acetyl-5-bromo-3-hydroxyindole]

MW 254.08; crystalline; purity > 95% (HPLC)
CAS: 114165-30-9; C10H8BrNO2
1-ACETYL-5-BROMOINDOL-3-OL (1Ac5BrI)
003 5511 100 mg
003 5512 250 mg
003 5513 1 g

5-BROM-3-INDOLYL-β-D-GLUCOPYRANOSIDE (Bluo-Glu) [2-(5-bromo-1H-indol-3-yloxy)-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol]

MW 374.19; crystalline; purity > 98% (HPLC)
CAS: 16934-09-1; C14H16BrNO6
5-BromO-3-indolyl-β-D-glucopyranoside (Bluo-Glu)
003 6321 10 mg
003 6322 50 mg
003 6323 100 mg

4-CHLOROINDOLE-3-ACETIC ACID (4ClIAA)

MW 209.63; crystalline; purity > 98% (HPLC)
CAS: 2519-61-1; C10H8CINO2
4-CHLOROINDOLE-3-ACETIC ACID (4ClIAA)
003 1131 10 mg
003 1132 50 mg
003 1133 100 mg

Natural auxin

5-CHLOROINDOLE-3-ACETIC ACID (5ClIAA)

MW 209.63; crystalline; purity > 98% (HPLC)
CAS: 1912-45-4; C10H18ClNO2
5-CHLOROINDOLE-3-ACETIC ACID (5ClIAA)
003 1181 10 mg
003 1182 50 mg
003 1183 100 mg
003 1184 1 g

2,3-DIHYDRO-2-OXO-INDOLE-3-ACETATE-GLUCOSYL ESTER (oxIAA-Glc) [1-(2,3-Dihydro-2-oxo-1H-indole-3-acetate)-β-D-glucopyranose]

MW 353.33; crystalline; purity > 98% (HPLC)
CAS: 945774-92-5; C16H19NO8
2,3-DIHYDRO-2-OXO-INDOLE-3-ACETATE-GLUCOSYL ESTER (oxIAA-Glc)
003 7321 1 mg
003 7322 2 mg
003 7323 5 mg

5-FLUOROINDOLE-3-ACETIC ACID (5FIAA)

MW 193.18; crystalline; purity > 98% (HPLC)
CAS: 443-73-2; C10H8FNO2
5-FLUOROINDOLE-3-ACETIC ACID (5FIAA)
003 1251 100 mg
003 1252 250 mg
003 1253 1 g

5-HYDROXYINDOLE-3-ACETIC ACID (5OHIAA)

MW 191.19; crystalline; purity > 98% (HPLC)
CAS: 54-16-0; C10H9N03
5-HYDROXYINDOLE-3-ACETIC ACID (5OHIAA)
003 1381 100 mg
003 1382 250 mg
003 1383 1 g

5-HYDROXYTRYPTOPHOL (5OHIEt) [2-(5-hydroxy-3-indolyl)ethanol]

MW 177.20; crystalline; purity > 98% (HPLC)
S:26, 36; CAS: 154-02-9; C10H11NO2
5-HYDROXYTRYPTOPHOL (5OHIEt)
003 1511 100 mg
003 1512 250 mg
003 1513 1 g

INDOLE-3-ACETIC ACID (IAA) [3-indolylacetic acid]

MW 175.19; crystalline; purity > 98% (HPLC)
CAS: 87-51-4; C10H9NO2
INDOLE-3-ACETIC ACID (IAA)
003 1531 5 g
003 1532 25 g
003 1533 100 g

INDOLE-3-ACETAMIDE (IAM)

MW 174.20; crystalline; purity > 98% (HPLC)
CAS: 879-37-8; C10H10N2O
INDOLE-3-ACETAMIDE (IAN)
003 1541 100 mg
003 1542 250 mg
003 1543 1 g

INDOLE-3-ACETIC ACID METHYL ESTER (IAAMe) [methyl indole-3-acetate]

MW 189.22; crystalline; purity > 98% (HPLC)
CAS: 1912-33-0; C11H11NO2
INDOLE-3-ACETIC ACID METHYL ESTER (IAAMe)
003 1551 5 mg
003 1552 10 mg
003 1553 25 mg

INDOLE-3-ACETIC ACID ETHYL ESTER (IAAEt) [ethyl indole-3-acetate]

MW 203.24; crystalline; purity > 98% (HPLC)
CAS: 778-82-5; C12H13NO2
INDOLE-3-ACETIC ACID ETHYL ESTER (IAAEt)
003 1561 5 mg
003 1562 10 mg
003 1563 25 mg

INDOLE-3-ACETONE (IAc)

MW 173.22; crystalline; purity > 98% (HPLC)
CAS: 1201-26-9; C11H11NO
INDOLE-3-ACETONE (IAc)
003 1571 100 mg
003 1572 250 mg
003 1573 1 g

INDOLE-3-ACETONITRILE (IAN) [indole-3-acetonitrile]

MW 156.19; crystalline; purity > 98% (HPLC)
CAS: 771-51-7; C10H8N2
INDOLE-3-ACETONITRILE (IAN)
003 1851 1 g
003 1852 5 g
003 1853 25 g

INDOLE-3-ACETYL-1-GLUCOSYL ESTER (IAA-Glc) [N-(3-indolylacetyl)-β-D-glucopyranose]

MW 337.33; crystalline; purity > 98% (HPLC)
CAS: 19817-95-9; C16H19NO7
INDOLE-3-ACETYL-1-GLUCOSYL ESTER (IAA-Glc)
003 7311 1 mg
003 7312 2 mg
003 7313 5 mg

INDOLE-3-ACETYL-L-ALANINE (IAAla) [N-(3-indolylacetyl)-L-alanine]

MW 246.27; crystalline; purity > 98% (HPLC)
CAS: 57105-39-2; C13H14N2O3
INDOLE-3-ACETYL-L-ALANINE (IAAla)
003 1581 5 mg
003 1582 10 mg
003 1583 25 mg

INDOLE-3-ACETYL-L-ALANINE METHYL ESTER (IAAlaMe) [N-(3-indolylacetyl)-L-alanine methyl ester]

MW 260.30; crystalline; purity > 98% (HPLC)
CAS: 109708-25-0; C14H16N2O3
INDOLE-3-ACETYL-L-ALANINE METHYL ESTER (IAAlaMe)
003 5351 5 mg
003 5352 10 mg
003 5353 25 mg

INDOLE-3-ACETYL-L-ASPARTIC ACID (IAAsp) [N-(3-indolylacetyl)-L-aspartic acid]

MW 290.28; crystalline; purity > 98% (HPLC)
CAS: 2456-73-7; C14H14N2O5
INDOLE-3-ACETYL-L-ASPARTIC ACID (IAAsp)
003 1591 5 mg
003 1592 10 mg
003 1593 25 mg

INDOLE-3-ACETYL-L-ASPARTIC ACID DIMETHYL ESTER (IAAspMe) [N-(3-indolylacetyl)-L-aspartic acid dimethyl ester]

MW 318.33; crystalline; purity > 98% (HPLC)
CAS: 107619-05-6; C16H18N2O5
INDOLE-3-ACETYL-L-ASPARTIC ACID DIMETHYL ESTER (IAAspMe)
003 5361 5 mg
003 5362 10 mg
003 5363 25 mg

INDOLE-3-ACETYL-L-GLUTAMIC ACID (IAGlu) [N-(3-indolylacetyl)-L-glutamic acid]

MW 304.31; crystalline; purity > 98% (HPLC)
CAS: 57105-48-3; C15H16N2O5
INDOLE-3-ACETYL-L-GLUTAMIC ACID (IAGlu)
003 6131 5 mg
003 6132 10 mg
003 6133 25 mg

INDOLE-3-ACETYL-L-GLUTAMIC ACID DIMETHYL ESTER (IAGluMe) [N-(3-indolylacetyl)-L-glutamic acid dimethyl ester]

MW 332.36; crystalline; purity > 98% (HPLC)
CAS: NONE; C17H20N2O5
INDOLE-3-ACETYL-L-GLUTAMIC ACID DIMETHYL ESTER (IAGluMe)
003 6141 5 mg
003 6142 10 mg
003 6143 25 mg

INDOLE-3-ACETYL-GLYCINE (IAGLY)

MW 232.24; crystalline; purity > 98% (HPLC)
CAS: 13113-08-1; C12H12N2O3
INDOLE-3-ACETYL-L-GLYCINE (IAGly)
003 7011 5 mg
003 7012 10 mg
003 7013 25 mg

INDOLE-3-ACETYL-L-ISOLEUCINE (IAILeu) [N-(3-indolylacetyl)-L-isoleucine]

MW 288.35; crystalline; purity > 98% (HPLC)
CAS: 57105-45-0; C16H20N2O3
INDOLE-3-ACETYL-L-ISOLEUCINE (IAIleu)
003 1601 5 mg
003 1602 10 mg
003 1603 25 mg

INDOLE-3-ACETYL-L-ISOLEUCINE METHYL ESTER (IAIleuMe) [N-(3-indolylacetyl)-L-isoleucine methyl ester]

MW 302.38; crystalline; purity > 98% (HPLC)
CAS: 66642-42-0; C17H22N2O3
INDOLE-3-ACETYL-L-ISOLEUCINE METHYL ESTER (IAIleuMe)
003 5371 5 mg
003 5372 10 mg
003 5373 25 mg

INDOLE-3-ACETYL-L-LEUCINE (IALeu) [N-(3-indolylacetyl)-L-leucine]

MW 288.35; crystalline; purity > 98% (HPLC)
CAS: 36838-63-8; C16H20N2O3
INDOLE-3-ACETYL-L-LEUCINE (IALeu)
003 1611 5 mg
003 1612 10 mg
003 1613 25 mg

INDOLE-3-ACETYL-L-LEUCINE METHYL ESTER (IALeuMe) [N-(3-indolylacetyl)-L-leucine methyl ester]

MW 302.38; oil; purity > 98% (HPLC)
CAS: 30372-97-3; C17H22N2O3
INDOLE-3-ACETYL-L-LEUCINE METHYL ESTER (IALeuMe)
003 5381 5 mg
003 5382 10 mg
003 5383 25 mg

INDOLE-3-ACETYL-L-PHENYLALANINE (IAPhe) [N-(3-indolylacetyl)-L-phenylalanine]

MW 322.37; crystalline; purity > 98% (HPLC)
CAS: 57105-50-7; C19H18N2O3
INDOLE-3-ACETYL-L-PHENYLALANINE (IAPhe)
003 1621 5 mg
003 1622 10 mg
003 1623 25 mg

INDOLE-3-ACETYL-L-PHENYLALANINE METHYL ESTER (IAPheMe) [N-(3-indolylacetyl)-L-phenylalanine methyl ester]

MW 336.39; crystalline; purity > 98% (HPLC)
CAS: 1060809-98-4; C20H20N2O3
INDOLE-3-ACETYL-L-PHENYLALANINE METHYL ESTER (IAPheMe)
003 5391 5 mg
003 5392 10 mg
003 5393 25 mg

INDOLE-3-ACETYL-L-TRYPTOPHAN (IATrp) [N-(3-indolylacetyl)-L-tryptophan]

MW 361.40; crystalline; purity > 98% (HPLC)
CAS: 57105-53-0; C21H19N3O3
INDOLE-3-ACETYL-L-TRYPTOPHAN (IATrp)
003 1631 5 mg
003 1632 10 mg
003 1633 25 mg

INDOLE-3-ACETYL-L-TRYPTOPHAN METHYL ESTER (IATrpMe) [N-(3-indolylacetyl)-L-tryptophan methyl ester]

MW 375.43; crystalline; purity > 98% (HPLC)
CAS: 352694-96-3; C22H21N3O3
INDOLE-3-ACETYL-L-TRYPTOPHAN METHYL ESTER (IATrpMe)
003 5401 5 mg
003 5402 10 mg
003 5403 25 mg

INDOLE-3-ACETYL-L-VALINE (IAVal) [N-(3-indolylacetyl)-L-valine]

MW 274.32; crystalline; purity > 98% (HPLC)
CAS: 57105-42-7; C15H18N2O3
INDOLE-3-ACETYL-L-VALINE (IAVal)
003 1641 5 mg
003 1642 10 mg
003 1643 25 mg

INDOLE-3-ACETYL-L-VALINE METHYL ESTER (IAValMe) [N-(3-indolylacetyl)-L-valine methyl ester]

MW 288.35; crystalline; purity > 98% (HPLC)
CAS: 1308991-15-2; C16H20N2O3
INDOLE-3-ACETYL-L-VALINE METHYL ESTER (IAValMe)
003 5411 5 mg
003 5412 10 mg
003 5413 25 mg

INDOLE-3-BUTYRAMIDE (IBAM)

MW 202.26; crystalline; purity > % (HPLC)
CAS: 6245-91-6; C12H14N2O
INDOLE-3-BUTYRAMIDE (IBAM)
003 6611 1 mg
003 6612 5 mg
003 6613 10 mg

(3Z)-1H-INDOLE-2,3-DIONE 3-[N-(4-METHOXYPHENYL)THIOSEMICARBAZO-NE [2-(1,2-dihydro-2-oxo-3H-indol-3-ylidene)-N-(4-methoxyphenyl)-hydrazinecarbothioamide]

MW 326.38; crystalline; purity > 98% (HPLC)
CAS: 79560-74-0; C16H14N4O2S
(3Z)-1H-INDOLE-2,3-DIONE 3-[N-(4-METHOXYPHENYL)THIOSEMICARBAZO-NE
003 6631 1 mg
003 6632 5 mg
003 6633 10 mg

INDOLE-3-BUTYRIC ACID (IBA) [4-(3-indolyl)butyric acid]

MW 203.24; crystalline; purity > 98% (HPLC)
CAS: 133-32-4; C12H13NO2
INDOLE-3-BUTYRIC ACID (IBA)
003 1661 1 g
003 1662 5 g
003 1663 25 g

INDOLE-3-BUTYRIC ACID POTASSIUM SALT (IBA-K) [4-(3-indolyl)butyric acid potassium salt]

MW 241.34; crystalline; purity > 98% (HPLC)
CAS: 60096-23-3; C12H12KNO2
INDOLE-3-BUTYRIC ACID POTASSIUM SALT (IBA-K)
003 6281 1 g
003 6282 5 g
003 6283 25 g

INDOLE-3-BUTYRIC ACID METHYL ESTER (IBAMe) [4-(3-indolyl)butyric acid methyl ester]

MW 217.27; crystalline; purity > 98% (HPLC)
CAS: 15591-70-5; C13H15NO2
INDOLE-3-BUTYRIC ACID METHYL ESTER (IBAMe)
003 5431 10 mg
003 5432 50 mg
003 5433 100 mg

INDOLE-3-BUTYRYL -L-ALANINE (IBAla) [N-(3-indolylbutyryl)-L-alanine]

MW 274.32; crystalline; purity > 93 % (HPLC
CAS: 118546-30-8; C15H18N2O3
INDOLE-3-BUTYRYL -L-ALANINE (IBAla)
003 6551 1 mg
003 6552 5 mg
003 6553 10 mg

INDOLE-3-BUTYRYL -L-ASPARTIC ACID (IBAsp)[N-(3 indolylbutyryl)-L-aspartic acid]

MW 318.33; crystalline; purity > % (HPLC)
CAS: 101289-65-0; C16H18N2O5
INDOLE-3-BUTYRYL -L-ASPARTIC ACID (IBAsp)
003 6561 1 mg
003 6562 5 mg
003 6563 10 mg

INDOLE-3-BUTYRYL-L-GLUTAMIC ACID (IBGlu) [N-(3-indolylbutyryl)-L-glutamic acid]

MW 332.36; crystalline; purity > 98% (HPLC)
CAS: 1188364-93-3; C17H20N2O5
INDOLE-3-BUTYRYL-L-GLUTAMIC ACID (IBGlu)
003 6491 1 mg
003 6492 5 mg
003 6493 10 mg

INDOLE-3-BUTYRYL GLYCINE (IBGly) [N-(3-indolylbutyryl)-L-glycine]

MW 260.30; crystalline; purity > % (HPLC)
CAS: 796072-70-3; C14H16N2O3
INDOLE-3-BUTYRYL GLYCINE (IBGly)
003 6601 1 mg
003 6602 5 mg
003 6603 10 mg

INDOLE-3-BUTYRYL-L-LEUCINE (IBLeu) [N-(3-indolylbutyryl)-L-leucine ]

MW 316.40; crystalline; purity > 95% (HPLC)
CAS: 1009593-81-0; C18H24N2O3
INDOLE-3-BUTYRYL-L-LEUCINE (IBLeu)
003 6501 1 mg
003 6502 5 mg
003 6503 10 mg

INDOLE-3-BUTYRYL-L-PHENYLALANINE (IBPhe) [N-(3-indolylbutyryl)-L-phenylalanine]

MW 350.42; crystalline; purity > 95% (HPLC)
CAS: 1008303-39-6; C21H22N2O3
INDOLE-3-BUTYRYL-L-PHENYLALANINE (IBPhe)
003 6511 1 mg
003 6512 5 mg
003 6513 10 mg

INDOLE-3-BUTYRYL -L-TRYPTOPHAN (IBTrp)[N-(3- indolylbutyryl)-L-tryptophan]

MW 389.46; crystalline; purity > 98% (HPLC)
CAS: 406726-77-0; C23H23N3O3
INDOLE-3-BUTYRYL -L-TRYPTOPHAN (IBTrp)
003 6571 1 mg
003 6572 5 mg
003 6573 10 mg

INDOLE-3-BUTYRYL-L-VALINE (IBVal) [N-(3-indolylbutyryl)-L-valine]

MW 302.38; crystalline; purity > 93% (HPLC)
CAS: 1008923-22-5; C17H22N2O3
INDOLE-3-BUTYRYL-L-VALINE (IBVal)
003 6521 1 mg
003 6522 5 mg
003 6523 10 mg

INDOLE-3-CARBOXALDEHYDE (IAld) [3-formylindole]

MW 145.16; crystalline; purity > 98% (HPLC)
CAS: 487-89-8; C9H7NO
INDOLE-3-CARBOXALDEHYDE (IAld)
003 1671 5 g
003 1672 25 g
003 1673 100 g

INDOLE-3-CARBINOL (IM) [3-indolemethanol, 3-(hydroxymethyl)indole]

MW 147.18; crystalline; purity > 98% (HPLC)
CAS: 700-06-1; C9H9NO
INDOLE-3-CARBINOL (IM)
003 1681 1 g
003 1682 5 g
003 1683 25 g

INDOLE-3-CARBOXYLIC ACID (I3CA)

MW 161.16; crystalline; purity > 98% (HPLC)
CAS: 771-50-6; C9H7NO2
INDOLE-3-CARBOXYLIC ACID (I3CA)
003 1721 1 g
003 1722 5 g
003 1723 25 g

INDOLE-3-CARBOXYLIC ACID METHYL ESTER (I3CAMe) [methyl indole-3-carboxylate]

MW 175.19; crystalline; purity > 98% (HPLC)
CAS: 942-24-5; C10H9NO2
INDOLE-3-CARBOXYLIC ACID METHYL ESTER (I3CAMe)
003 1731 1 g
003 1732 5 g
003 1733 25 g

(3Z)-1H-INDOLE-2,3-DIONE-3-[N-(4METHOXYPHENYL)THIOSEMICARBAZO-NE [2-(1,2-dihydro-2-oxo-3H-indol-3-ylidene)-N-(4-methoxyphenyl)-hydrazinecarbothioamide]

MW 326.38; crystalline; purity > 98% (HPLC)
CAS: 79560-74-0; C16H14N4O2S
(3Z)-1H-INDOLE-2,3-DIONE-3-[N-(4METHOXYPHENYL)THIOSEMICARBAZO-NE
003 6631 1 mg
003 6632 5 mg
003 6633 10 mg

INDOLE-3-PROPIONAMIDE (IPAM)[3-(3-indolyl)propionamide]

MW 188.23; crystalline; purity > 98% (HPLC)
CAS: 5814-93-7; C11H12N2O
INDOLE-3-PROPIONAMIDE (IPAM)
003 1821 100 mg
003 1822 250 mg
004 1823 1 g

INDOLE-3-PROPIONIC ACID (IPA) [3-(3-indolyl)propionic acid]

MW 189.22; crystalline; purity > 98% (HPLC)
CAS: 830-96-6; C11H11NO2
INDOLE-3-PROPIONIC ACID (IPA)
003 1831 1 g
003 1832 5 g
003 1833 25 g

INDOLE-3-PYRUVIC ACID (IPiA) [3-(3-indolyl)-2-oxopropanoic acid]

MW 203.20; crystalline; purity > 98% (HPLC)
CAS: 392-12-1; C11H9NO3
INDOLE-3-PYRUVIC ACID (IPiA)
003 1841 100 mg
003 1842 250 mg
003 1843 1 g

INDOLE-3-PYRUVIC ACID METHYL ESTER (IPiAMe) [3-(3-indolyl)-2-oxopropanoic acid methyl ester]

MW 217.23; crystalline; purity > 98% (HPLC)
CAS: 7417-64-3; C12H11NO3
INDOLE-3-PYRUVIC ACID METHYL ESTER (IPiAMe)
003 5471 10 mg
003 5472 50 mg
003 5473 100 mg

3-INDOXYL-β-D-GLUCOPYRANOSIDE trihydrate (IOxGlc) [YTM-β-D-glucoside, Plant Indican]

MW 349.35; crystalline; purity > 98% (HPLC)
CAS: 487-60-5; C14H17NO6.3H2O
3-INDOXYL-b-D-GLUCOPYRANOSIDE trihydrate (IOxGlc)
003 1881 10 mg
003 1882 25 mg
003 1883 100 mg
003 1884 1 g

MELATONIN (M) [N-acetyl-5-methoxytryptamine]

MW 232.28; crystalline; purity > 98% (HPLC)
CAS: 73-31-4; C13H16N2O2
MELATONIN (M)
003 1931 250 mg
003 1932 1 g
003 1933 5 g

5-METHOXYINDOLE-3-ACETIC ACID (5MeOIAA)

MW 205.22; crystalline; purity > 98% (HPLC)
CAS: 3471-31-6; C11H11NO3
5-METHOXYINDOLE-3-ACETIC ACID (5MeOIAA)
003 1951 100 mg
003 1952 250 mg
003 1953 1 g

OXINDOLE-3-ACETIC ACID (OxIAA) [2-oxo-3-indolineacetic acid]

MW 191.19; crystalline; purity > 98% (HPLC)
CAS: 2971-31-5; C10H9NO3
OXINDOLE-3-ACETIC ACID (OxIAA)
003 6351 1 mg
003 6352 2 mg
003 6353 5 mg

2-OXINDOLE-3-ACETATYL-L-ASPARTIC ACID (oxIAAsp) [N-[2-(2,3-dihydro-2-oxo-1H-indol-3-yl)acetyl]-L-Aspartic acid]

MW 306.28; crystalline; purity > 95% (HPLC)
CAS: 119975-53-0; C14H14N2O6
2-OXINDOLE-3-ACETATYL-L-ASPARTIC ACID (oxIAAsp)
003 7691 1 mg
003 7692 2 mg
003 7693 5 mg

TRYPTOPHOL (IEt) [3-(2-hydroxyethyl)indole, indole-3-ethanol]

MW 161.21; crystalline; purity > 98% (HPLC)
CAS: 526-55-6; C10H11NO
TRYPTOPHOL (IEt)
003 2291 1 g
003 2292 5 g
003 2293 25 g