Sr. No.

Name of Compounds

CAS No.

A1
O-Acetyl Salicyloyl chloride
[5538-51-2]
A2
3-Amino 5-Hydroxy pyrazole
[6126-22-3]
A3

2-Amino- 5-nitropyrimidine

[3073-77-6]

A4

2-Aminothiazole

[96-50-4]

A5

2-Amino -5-bromothiazole hydro bromide

[3034-22-8]
B1

Benzoic Anhydride

[93-97-0]
D1
2,2-Dibromo-4'-FluoroAcetophenone
[7542-64-5]
 D2 
2-(3-Allyl-2-hydroxy-5-methylphenyl)-2H-benzotriazole
or 
2-(1,3-dihydro-1,2,3-benzotriazol-2-yl)-4-methyl-6-vinylphenol
 [2170-39-0]
 E1  Ethyl Iodoacetate [623-48-3] 
I1
2-Iodosobenzoic acid or (2-iodosylbenzoic acid)
[304-91-6]
M1
2-Methyl-3-Methoxy-pyridine-4-one
[76015-11-7]
 N1  1-Nitroso-2-naphthol  [131-91-9]
P1

4-Phenylpyridine

[939-23-1]

P3
Phthalazine
[53-52-1]
P2

2-Pyrazinecarboxylic acid (OR Pyrazine-2-carboxylic acid)

[98-97-5]
 P3 Pyridazine-4,5-dicarboxylic acid  [59648-14-5] 
 P4  Pyridazine-4-carboxylic acid  [50681-25-9]
P5

Pyridinium para toluene sulphonate (PPTS)

[24057-28-1]
P6
(4-Pyridyl)acetone OR [1-(4-pyridyl)-2-propanone]
[6304-16-1]
T1

Trityl chloride

[76-83-5]

 T2  L-Thiazolidine-4-carboxylic acid  [34592-47-7]